Cita APA (7th ed.)
Howe, K. J., Hand, D. W., Crittenden, J. C., Trussell, R. R. V., & Tchobanoglous, G. (2012). Principles of Water Treatment. John Wiley & Sons.
Cita Chicago (17th ed.)
Howe, Kerry J., David W. Hand, John C. Crittenden, R. Rhodes V. Trussell, i George Tchobanoglous. Principles of Water Treatment. New Jersey: John Wiley & Sons, 2012.
Cita MLA (9th ed.)
Howe, Kerry J., et al. Principles of Water Treatment. John Wiley & Sons, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.