Não informado. (1908). Contributions from the Department of Entomology. University of Nebraska, Department of Entomology.
Cita Chicago Style (17a ed.)Não informado. Contributions from the Department of Entomology. Lincoln, Neb: University of Nebraska, Department of Entomology, 1908.
Cita MLA (8a ed.)Não informado. Contributions from the Department of Entomology. University of Nebraska, Department of Entomology, 1908.
Precaución: Estas citas no son 100% exactas.