@book{4425,
	author = {Subrahmanyam, N. and Lal, Brij},
	title = {A textbook of optics /},
	publisher = {S. chand & com.,},
	year = {c1966 [Reprinted 2000].},
	address = {New Delhi :},
	edition = {1st ed.},
	note = {Includes index.}
}