Citazione APA

Cotruvo, J. A., Craun, G. F., & Hearne, N. (2000). Providing safe drinking water in small systems, technology, operations, and economics.

Stile di citazione Chicago

Cotruvo, Joseph A., Gunther F. Craun, e Nancy Hearne. Providing Safe Drinking Water in Small Systems, Technology, Operations, and Economics. London, Lewis Publishers, 2000.

Citazione MLA

Cotruvo, Joseph A., et al. Providing Safe Drinking Water in Small Systems, Technology, Operations, and Economics. 2000.