Citazione Stile APA (7a Edizione)
World Health Organization, ebrary, Inc, & Adams, J. (2009). Water, sanitation and hygiene standards for schools in low-cost settings. World Health Organization.
Citazione stile Chigago Style (17a edizione)
World Health Organization, Inc ebrary, e John Adams. Water, Sanitation and Hygiene Standards for Schools in Low-cost Settings. Geneva, Switzerland: World Health Organization, 2009.
Citatione MLA (9a ed.)
World Health Organization, et al. Water, Sanitation and Hygiene Standards for Schools in Low-cost Settings. World Health Organization, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.