M.A Harvey Pollack. (1955). Basic principles and Applications of Relays (In lần thứ 1.). New York: John f. rider publisher,Inc.
Dyfyniad Arddull ChicagoM.A Harvey Pollack. Basic Principles and Applications of Relays. In lần thứ 1. New York: John f. rider publisher,Inc, 1955.
Dyfyniad MLAM.A Harvey Pollack. Basic Principles and Applications of Relays. In lần thứ 1. New York: John f. rider publisher,Inc, 1955.
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