APA (7th ed.) Citation

Bystrak, P. G., & Wirth, W. W. (1978). The North American species of Forcipomyia, subgenus Euprojoannisia (Diptera: Ceratopogonidae).

Chicago Style (17th ed.) Citation

Bystrak, Paul G., and Willis Wagner Wirth. The North American Species of Forcipomyia, Subgenus Euprojoannisia (Diptera: Ceratopogonidae). 1978.

MLA (9th ed.) Citation

Bystrak, Paul G., and Willis Wagner Wirth. The North American Species of Forcipomyia, Subgenus Euprojoannisia (Diptera: Ceratopogonidae). 1978.