APA-viite

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

Chicago-tyylinen lähdeviittaus

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

MLA-viite

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