Jonh F.Rider. (1946). Radar - what it is. New York: John F.Rider Publisher.
Trích dẫn kiểu ChicagoJonh F.Rider. Radar - What It Is. New York: John F.Rider Publisher, 1946.
Deismireacht MLAJonh F.Rider. Radar - What It Is. New York: John F.Rider Publisher, 1946.
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