Sales & Marketing

Quantitative Aptitude
1. How to Prepare for Quantitative Aptitude for CAT by Arun Sharma
2. Quantitative Aptitude Quantum CAT by Sarvesh K Verma
3. Quantitative Aptitude by R. S. Aggarwal
Books for Verbal Ability and Reading Comprehension
1. How to Prepare for Verbal Ability and Reading Comprehension for CAT by Arun Sharma & Meenakshi
2. Verbal Ability and Reading Comprehension for the CAT by Nishit K Sinha
3. Verbal Ability & Reading Comprehension by Ajay Singh
Books for Logical Reasoning and Data Interpretation
1. How to Prepare for Logical Reasoning for CAT by Arun Sharma
2, How to prepare for Data Interpretation for CAT by Arun Sharma
3. Logical Reasoning and Data Interpretation for the CAT by Nishit K. Sinha
Most of these books are available online and also, at the book stores.

Hi,It is a good choice to do ICWA or CMA after your engineering. You will be a cost accountant cum Engineer, which makes you to standout from other cost accountants or engineers. It opens the more doors of opportunities in more companies. You will have the Commerce knowledge as well as mechanical related knowledge. So, it enables you to work in both the domains. To be a cost accountant (ICWA) first you need to register as a student in Institute of Cost Accountants of India (Link: Institute of Cost Accountants of India (https://cmaicmai.in/students/Home.aspx)). It consist of three levels. i.e., Foundation, Intermediate & Final. Since you are an engineer you can register as an intern level student and you can join any good coaching center near you. The intermediate level consist of two groups, you can take either one at a time or both. You can take exam twice in a year i.e., June or December. If you clear this in first attempt, it only takes 2 years to be a cost accountant (If you take one group at once). So, you can choose to become a Cost Accountant cum Engineer. Good luck.

As the name implies, marketing management combines the fields of marketing and management. Marketing consists of discovering consumer needs and wants, creating the goods and services that meet those needs and wants; and pricing, promoting, and delivering those goods and service.
There are lots of jobs for MBA in Marketing. Here is the list of few jobs for which you can apply:
Area Manager
Sales Executive
Team Leader
Divisional Head
Marketing/business development Executive. Business development manager. Communication process design consultant. Sales and distributor manager. Business editor. Associate, special projects. Branch manager. Marketing manager. Associate manager. Analyst-CRM sales. Head commercial& marketing. Sales specialist-services. Product manager-pharma. Unit had. Business development manager/sr. Manager. CRM-sales consultant. Leader, shopper practice. Associate director. Manager/senior manager-resources. Stakeholder engagement team lead
Here is the list of companies where you can apply:
1) Pharmaceutical Marketing Industries.
2) Production Industry.
3) Selling Industry.
4) Customer Marketing.
5) Education Marketing.
6) Finance Marketing.