Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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