Self-employed is a situation in which an individual works for himself instead of working for an employer that pays a salary or a wage. A self-employed individual earns his income through conducting profitable operations from a trade or business that he operates directly.
You can refer book for Self-employed Retailer/Individual Sales Professional.
Book Name-Secrets of Self-Employment
Author Name-by Paul Edwards
Price-Rs.715 (approximately)
Link : https://www.amazon.in/Secrets-Self-Employment-Paul-Edwards-ebook/dp/B004M8RA40