APA (7th ed.) Citation

Darr, P., Feldman, S. L., & Kamen, C. (1976). The demand for urban water. Nijhoff.

Chicago Style (17th ed.) Citation

Darr, P., S. L. Feldman, and Ch Kamen. The Demand for Urban Water. Leiden: Nijhoff, 1976.

MLA (9th ed.) Citation

Darr, P., et al. The Demand for Urban Water. Nijhoff, 1976.