@book{6981,
	author = {Hough,Alexandra. },
	title = {Physiotherapy in Respiratory Care : },
	publisher = {Nelson Thornes Ltd;},
	year = {2001.},
	address = {London,},
	edition = {3rd ed.},
	url = {https://books.google.com.pk/books/about/Physiotherapy_in_Respiratory_Care.html?id=Uk1NfFGMrJoC&printsec=frontcover&source=kp_read_button&hl=en&redir_esc=y#v=onepage&q&f=false}
}