@book{9175,
	author = {Lauer, David A.},
	title = {Design Basics},
	publisher = {Cengage Learning,},
	year = {2008.},
	address = {WadsWorth :},
	edition = {7th ed.},
	url = {https://books.google.com.pk/books?id=8ecJzgEACAAJ&dq=9780495500865&hl=en&sa=X&redir_esc=y}
}