United States. Insect Identification and Parasite Introduction Laboratories. Hymenoptera Unit & Krombein, K. V. (1958). Hymenoptera of America north of Mexico: Synoptic catalog : first supplement. U.S.G.P.O..
Citação norma ChicagoUnited States. Insect Identification and Parasite Introduction Laboratories. Hymenoptera Unit and Karl V. Krombein. Hymenoptera of America North of Mexico: Synoptic Catalog : First Supplement. Washington, D.C.: U.S.G.P.O., 1958.
Citação norma MLAUnited States. Insect Identification and Parasite Introduction Laboratories. Hymenoptera Unit and Karl V. Krombein. Hymenoptera of America North of Mexico: Synoptic Catalog : First Supplement. U.S.G.P.O., 1958.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.