Cita APA (7th ed.)

Vesilind, P. A., Morgan, S. M., & Heine, L. G. (2010). Introduction to environmental engineering (3rd S.I. ed.). Cengage Learning.

Cita Chicago (17th ed.)

Vesilind, P. Aarne, Susan M. Morgan, i Lauren G. Heine. Introduction to Environmental Engineering. 3rd S.I. ed. Stamford, Conn: Cengage Learning, 2010.

Cita MLA (9th ed.)

Vesilind, P. Aarne, et al. Introduction to Environmental Engineering. 3rd S.I. ed. Cengage Learning, 2010.