@book{52517,
	author = {Worsnop, B. L. and Flint, H. T.},
	title = {Advanced practical physics for students /},
	publisher = {Methuen and Co. Ltd.,},
	year = {1951 [Reprinted 1957-1962]},
	address = {London :},
	edition = {9th rev. ed.},
	note = {Includes Index}
}