Cita APA

Mara, D. 1., & Cairncross, S. (1989). Guidelines for the safe use of wastewater and excreta in agriculture and aquaculture: Measures for public health protection. Geneva: World Health Organization.

Citación estilo Chicago

Mara, Duncan 1944-, y Sandy Cairncross. Guidelines for the Safe Use of Wastewater and Excreta in Agriculture and Aquaculture: Measures for Public Health Protection. Geneva: World Health Organization, 1989.

Cita MLA

Mara, Duncan 1944-, y Sandy Cairncross. Guidelines for the Safe Use of Wastewater and Excreta in Agriculture and Aquaculture: Measures for Public Health Protection. Geneva: World Health Organization, 1989.