@book{7912,
	author = {Vazirani, V.N. and Ratwani, M.M.},
	title = {Concrete Structures},
	publisher = {Khanna Publishers,},
	year = {1996.},
	address = {India:},
	url = {http://books.google.com.pk/books/about/Concrete_Structures.html?id=idZxtwAACAAJ&redir_esc=y}
}