APA (7e ed.) Bronvermelding

Barbour, M. G., Burk, J. H., & Pitts, W. D. (1980). Terrestrial plant ecology. Benjamin/Cummings Pub. Co..

Chicago (17e ed.) Bronvermelding

Barbour, Michael G., Jack H. Burk, en Wanna D. Pitts. Terrestrial Plant Ecology. Menlo Park, CA: Benjamin/Cummings Pub. Co., 1980.

MLA (9e ed.) Bronvermelding

Barbour, Michael G., et al. Terrestrial Plant Ecology. Benjamin/Cummings Pub. Co., 1980.