APA (7th ed.) Citation

Pielou, E. C. (2011). The world of northern evergreens (2nd ed.). Comstock Pub. Associates.

Chicago Style (17th ed.) Citation

Pielou, E. C. The World of Northern Evergreens. 2nd ed. Ithaca: Comstock Pub. Associates, 2011.

MLA (9th ed.) Citation

Pielou, E. C. The World of Northern Evergreens. 2nd ed. Comstock Pub. Associates, 2011.