Cita APA (7a ed.)

Soponis, A. R. (1977). A revision of the Nearctic species of Orthocladius (Orthocladius) van der Wulp (Diptera. Chironomidae). Entomological Society of Canada.

Cita Chicago Style (17a ed.)

Soponis, Annelle R. A Revision of the Nearctic Species of Orthocladius (Orthocladius) Van Der Wulp (Diptera. Chironomidae). Ottawa: Entomological Society of Canada, 1977.

Cita MLA (9a ed.)

Soponis, Annelle R. A Revision of the Nearctic Species of Orthocladius (Orthocladius) Van Der Wulp (Diptera. Chironomidae). Entomological Society of Canada, 1977.