@book{4031,
	author = {Proctor, Richard A.},
	title = {Light science for leisure hours;},
	publisher = {longmans, green and co.},
	year = {1913},
	series = {[The new science library, vol 1]},
	address = {london},
	edition = {5th ed.},
	note = {With his Other worlds than ours ...  New York, 1904.}
}