@book{8664,
	author = {Singh, Sadhu},
	title = {Computer Aided Design and Manufacturing},
	publisher = {Khanna Publishers,},
	year = {1998.},
	address = {India:},
	url = {http://books.google.com.pk/books/about/Computer_Aided_Design_and_Manufacturing.html?id=ZiR8RAAACAAJ&redir_esc=y}
}