Organización Mundial de la Salud, & Organización Mundial de la Salud. (2006). Guidelines for the safe use of wastewater, excreta and greywater ([3. edition].). [Geneva, Switzerland]: World Health Organization.
Chicago Style CitationOrganización Mundial de la Salud, and Organización Mundial de la Salud. Guidelines for the Safe Use of Wastewater, Excreta and Greywater. [3. edition]. [Geneva, Switzerland]: World Health Organization, 2006.
MLA CitationOrganización Mundial de la Salud, and Organización Mundial de la Salud. Guidelines for the Safe Use of Wastewater, Excreta and Greywater. [3. edition]. [Geneva, Switzerland]: World Health Organization, 2006.
Warning: These citations may not always be 100% accurate.