Não informado. Animal Sciences and Industry Research Report. Oklahoma Agricultural Experiment Station.
Chicago-Zitierstil (17. Ausg.)Não informado. Animal Sciences and Industry Research Report. Stillwater, Okla: Oklahoma Agricultural Experiment Station.
MLA-Zitierstil (8. Ausg.)Não informado. Animal Sciences and Industry Research Report. Oklahoma Agricultural Experiment Station.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.