Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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