APA (7th ed.) Citation

Schaus, W. (1921). New species of Heterocera from South America (Lepidoptera). [Harrison G. Dyar].

Chicago Style (17th ed.) Citation

Schaus, William. New Species of Heterocera from South America (Lepidoptera). [Washington, D.C.]: [Harrison G. Dyar], 1921.

MLA (9th ed.) Citation

Schaus, William. New Species of Heterocera from South America (Lepidoptera). [Harrison G. Dyar], 1921.