@book{12584,
	author = {Ryder, John Douglas,},
	title = {Electronic fundamentals and applications/},
	publisher = {Prentice-Hall,},
	year = {c1971.},
	series = {Prentice-Hall electrical engineering series},
	address = {Englewood Cliffs, N.J. ;},
	edition = {4th ed.}
}