APA Format
Combs, Gerald F.
. (1987). Selenium in biology and medicine. New York : Van Nostrand Reinhold
MLA Format
Combs, Gerald F.
. Selenium in biology and medicine. New York : Van Nostrand Reinhold, 1987
Australian/Harvard Format
Combs, Gerald F.
. 1987. Selenium in biology and medicine. Van Nostrand Reinhold, New York
Warning: These citations may not always be 100% accurate.