@book{167575,
	author = {BASU (Baidyanath);CHATTOPADHYAY (Tanuka);BISWAS (Sudhindra Nath)},
	title = {Introduction to astrophysics Ed 2},
	publisher = {PHI Learning Pvt Ltd},
	year = {2014},
	address = {Delhi},
	edition = {2}
}