APA (7th ed.) Citation

Smith, G. M. (1938). Cryptogamic botany ... McGraw-Hill book company, inc..

Chicago Style (17th ed.) Citation

Smith, Gilbert Morgan. Cryptogamic Botany ... New York, London: McGraw-Hill book company, inc., 1938.

MLA (9th ed.) Citation

Smith, Gilbert Morgan. Cryptogamic Botany ... McGraw-Hill book company, inc., 1938.