@book{12119,
	author = {Robertson, John Kellock,},
	title = {Introduction to optics :},
	publisher = {Van Nostrand, },
	year = {c1954.},
	series = {University physics series},
	address = {New York : },
	edition = {4th ed.},
	note = {Previous editions published under title: Introduction to physical optics.}
}