@book{78459,
	author = {Schmitt, Marshall Langdon, 1919- and Buban, Peter},
	title = {Understanding electricity and electronics. (3rd ed.)},
	publisher = {McGraw-Hill},
	year = {1975},
	series = {McGraw-Hill publications in industrial education},
	address = {New York:},
	edition = {3rd ed.},
	note = {A textbook of the theory and practical applications of electricity and electronics.}
}