Cita APA (7a ed.)

Wirth, W. W. (1953). American Biting Midges of the Heleid Genus Monohelea. Smithsonian Institution.

Cita Chicago Style (17a ed.)

Wirth, Willis W. American Biting Midges of the Heleid Genus Monohelea. Washington: Smithsonian Institution, 1953.

Cita MLA (8a ed.)

Wirth, Willis W. American Biting Midges of the Heleid Genus Monohelea. Smithsonian Institution, 1953.