Não informado. (1908). Contributions from the Department of Entomology. University of Nebraska, Department of Entomology.
Chicago-Zitierstil (17. Ausg.)Não informado. Contributions from the Department of Entomology. Lincoln, Neb: University of Nebraska, Department of Entomology, 1908.
MLA-Zitierstil (8. Ausg.)Não informado. Contributions from the Department of Entomology. University of Nebraska, Department of Entomology, 1908.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.