DARR, P., Feldman, S. L., & Kamen ,Charles. (1976). The Demand for urban water. Martinus Nijhoff.
Tohutoru Kātū Chicago (17th ed.)DARR, Peretz, Stephen L. Feldman, me Kamen ,Charles. The Demand for Urban Water. Leiden: Martinus Nijhoff, 1976.
Tohutoro MLA (9th ed.)DARR, Peretz, et al. The Demand for Urban Water. Martinus Nijhoff, 1976.
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