@book{931,
	author = {Alpers, David H. and Stenson, William F.},
	title = {Manual of nutritional therapeutics /},
	publisher = {Lippincott Williams & Wilkins,},
	year = {2002.},
	address = {Philadelphia :},
	edition = {4th ed.},
	url = {https://books.google.com.pk/books?id=ugRuQgAACAAJ&dq=0781731224&hl=en&sa=X&redir_esc=y}
}