Cita APA (7a ed.)

World Health Organization. (2021). Guidelines on recreational water quality: Volume 1, Coastal and fresh waters. World Health Organization.

Cita Chicago Style (17a ed.)

World Health Organization. Guidelines on Recreational Water Quality: Volume 1, Coastal and Fresh Waters. Geneva: World Health Organization, 2021.

Cita MLA (9a ed.)

World Health Organization. Guidelines on Recreational Water Quality: Volume 1, Coastal and Fresh Waters. World Health Organization, 2021.