@book{4966,
	author = {Ashford, Norman J. and Mumayiz, Saleh},
	title = {Airport Engineering :},
	publisher = {John Wiley & Sons,},
	year = {c 2011.},
	address = {New Jersey :},
	edition = {4th ed.},
	url = {https://onlinelibrary.wiley.com/doi/pdfdirect/10.1002/9780470950074?download=true}
}