@book{1428,
	author = {Savage, Christine L. and Kub, Joan E.,},
	title = {Public health science and nursing practice : caring for populations},
	publisher = {F. A . Davis,},
	year = {2016.},
	address = {Philadelphia :},
	url = {https://books.google.com.pk/books?id=hw3HoAEACAAJ&dq=9780803621992&hl=en&sa=X&redir_esc=y}
}