@book{3523,
	title = {Periodontics: Prep Manual for Undergraduates},
	publisher = {Elsevier},
	year = {2014},
	address = {India},
	edition = {1st ed.},
	url = {https://books.google.com.pk/books?id=G_RUnwEACAAJ&dq=Periodontics:+Prep+Manual+for+Undergraduates&hl=en&sa=X&redir_esc=y}
}