Hall, J. C. (1981). A review of the North and Central American species of Paravilla Painter (Diptera--Bombyliidae). University of California.
Chicago-viite (17. p.)Hall, Jack Clayton. A Review of the North and Central American Species of Paravilla Painter (Diptera--Bombyliidae). Berkeley: University of California, 1981.
MLA-viite (9. p.)Hall, Jack Clayton. A Review of the North and Central American Species of Paravilla Painter (Diptera--Bombyliidae). University of California, 1981.
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