Smith, W. (1970). Problems in modern physics. New York: Gordon and Breach Science Publishers.
Trích dẫn kiểu ChicagoSmith, Willy. Problems in Modern Physics. New York: Gordon and Breach Science Publishers, 1970.
MLA citiranjeSmith, Willy. Problems in Modern Physics. New York: Gordon and Breach Science Publishers, 1970.
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