Cita APA

World Health Organization. (1993). Guidelines for drinking - water quality: Recommendations. World Health Organization.

Citación estilo Chicago

World Health Organization. Guidelines for Drinking - Water Quality: Recommendations. Geneva: World Health Organization, 1993.

Cita MLA

World Health Organization. Guidelines for Drinking - Water Quality: Recommendations. World Health Organization, 1993.

Warning: These citations may not always be 100% accurate.