Cita APA

Blackwelder, R. E. (1944). Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. United States Government Printing Office.

Citación estilo Chicago

Blackwelder, Richard E. Checklist of the Coleopterous Insects of Mexico, Central America, the West Indies, and South America. Washington: United States Government Printing Office, 1944.

Cita MLA

Blackwelder, Richard E. Checklist of the Coleopterous Insects of Mexico, Central America, the West Indies, and South America. Washington: United States Government Printing Office, 1944.