APA (7th ed.) Citation

Folsom, J. W. (1922). Entomology: With special reference to its ecological aspects (3d rev. ed.). P. Blakiston's son.

Chicago Style (17th ed.) Citation

Folsom, Justus Watson. Entomology: With Special Reference to Its Ecological Aspects. 3d rev. ed. Philadelphia: P. Blakiston's son, 1922.

MLA (9th ed.) Citation

Folsom, Justus Watson. Entomology: With Special Reference to Its Ecological Aspects. 3d rev. ed. P. Blakiston's son, 1922.