@book{585,
	author = {Rattan, S. S.},
	title = {Strength of materials},
	publisher = {McGraw Hill,},
	year = {2017.},
	address = {Chennai :},
	edition = {3rd ed.},
	url = {https://books.google.com.pk/books?id=oXBLj7Jrr7YC&printsec=frontcover&dq=Strength+of+materials+S+S+Rattan&hl=en&sa=X&redir_esc=y#v=onepage&q=Strength%20of%20materials%20S%20S%20Rattan&f=false}
}