United States. Bureau of Entomology. (1934). Macrolepidoptera and their parasites reared from field collections in northeastern part of United States. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Entomology. Macrolepidoptera and Their Parasites Reared from Field Collections in Northeastern Part of United States. [Washington]: [s.n.], 1934.
MLA (9th ed.) CitationUnited States. Bureau of Entomology. Macrolepidoptera and Their Parasites Reared from Field Collections in Northeastern Part of United States. [s.n.], 1934.
Warning: These citations may not always be 100% accurate.