Cita APA (7th ed.)

Hall, J. C. (1981). A review of the North and Central American species of Paravilla Painter (Diptera--Bombyliidae). University of California.

Cita Chicago (17th ed.)

Hall, Jack Clayton. A Review of the North and Central American Species of Paravilla Painter (Diptera--Bombyliidae). Berkeley: University of California, 1981.

Cita MLA (9th ed.)

Hall, Jack Clayton. A Review of the North and Central American Species of Paravilla Painter (Diptera--Bombyliidae). University of California, 1981.