APA Format
Combs, G.F.
. ([s.a.]). Selenium in biology and medicine. [s.l.] : [s.n.]
MLA Format
Combs, G.F.
. Selenium in biology and medicine. [s.l.] : [s.n.], [s.a.]
Australian/Harvard Format
Combs, G.F.
. [s.a.]. Selenium in biology and medicine. [s.n.], [s.l.]
Warning: These citations may not always be 100% accurate.