Παραπομπή APA

Bowman, W. D., Cain, M. L., & Hacker, S. D. (2011). Ecology (Second.).

Παραπομπή Chicago Style

Bowman, William D., Michael L. Cain, και Sally D. Hacker. Ecology. Second. Massachusets, Sinauer Associates, 2011.

Παραπομπή MLA

Bowman, William D., et al. Ecology. Second. 2011.