APA (7th ed.) Citation

Smith, W. (1970). Problems in modern physics. Gordon and Breach.

Chicago Style (17th ed.) Citation

Smith, Willy. Problems in Modern Physics. New York u.a: Gordon and Breach, 1970.

MLA (9th ed.) Citation

Smith, Willy. Problems in Modern Physics. Gordon and Breach, 1970.

Warning: These citations may not always be 100% accurate.