Não informado. (1908). Contributions from the Department of Entomology. University of Nebraska, Department of Entomology.
Citace podle Chicago (17th ed.)Não informado. Contributions from the Department of Entomology. Lincoln, Neb: University of Nebraska, Department of Entomology, 1908.
Citace podle MLA (8th ed.)Não informado. Contributions from the Department of Entomology. University of Nebraska, Department of Entomology, 1908.
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