APA (7e ed.) Bronvermelding

Krajewski, L. J., & Ritzman, L. P. (2009). General environmental management. Pearson.

Chicago (17e ed.) Bronvermelding

Krajewski, Lee J., en Larry P. Ritzman. General Environmental Management. New Delhi: Pearson, 2009.

MLA (9e ed.) Bronvermelding

Krajewski, Lee J., en Larry P. Ritzman. General Environmental Management. Pearson, 2009.