Cita APA (7th ed.)

DARR, P., Feldman, S. L., & Kamen ,Charles. (1976). The Demand for urban water. Martinus Nijhoff.

Cita Chicago (17th ed.)

DARR, Peretz, Stephen L. Feldman, i Kamen ,Charles. The Demand for Urban Water. Leiden: Martinus Nijhoff, 1976.

Cita MLA (9th ed.)

DARR, Peretz, et al. The Demand for Urban Water. Martinus Nijhoff, 1976.