APA (7e ed.) Bronvermelding

Raven, P. H., Hassenzahl, D. M., Hager, M. C., Gift, N. Y., & Berg, L. R. (2015). Environment (9th edition.). John Wiley & Sons.

Chicago (17e ed.) Bronvermelding

Raven, Peter H., David M. Hassenzahl, Mary Catherine Hager, Nancy Y. Gift, en Linda R. Berg. Environment. 9th edition. Hoboken: John Wiley & Sons, 2015.

MLA (9e ed.) Bronvermelding

Raven, Peter H., et al. Environment. 9th edition. John Wiley & Sons, 2015.