Não informado. (2018). Occasional Papers of the Natural History Society of Wisconsin. Natural History Society of Wisconsin.
Chicago-Zitierstil (17. Ausg.)Não informado. Occasional Papers of the Natural History Society of Wisconsin. Milwaukee, Wis: Natural History Society of Wisconsin, 2018.
MLA-Zitierstil (8. Ausg.)Não informado. Occasional Papers of the Natural History Society of Wisconsin. Natural History Society of Wisconsin, 2018.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.