Style de citation APA

Hems, D. A. (1970). Biologically active substances exploration and exploitation. The Ronald Press Co.John Wiley.

Style de citation Chicago

Hems, D. A. Biologically Active Substances Exploration and Exploitation. New York: The Ronald Press Co.John Wiley, 1970.

Style de citation MLA

Hems, D. A. Biologically Active Substances Exploration and Exploitation. The Ronald Press Co.John Wiley, 1970.