APA (7e ed.) Bronvermelding

.Townsend, C. R., Begon, M., .Townsend, C. R., & .Harper, J. L. (2008). Essentials of ecology (2rd ed.). Blackwell Pub.

Chicago (17e ed.) Bronvermelding

.Townsend, Colin R., Michael Begon, Colin R. .Townsend, en John L. .Harper. Essentials of Ecology. 2rd ed. Malden, MA: Blackwell Pub, 2008.

MLA (9e ed.) Bronvermelding

.Townsend, Colin R., et al. Essentials of Ecology. 2rd ed. Blackwell Pub, 2008.