APA (7th ed.) Citation

(2009). Water in a changing world. UNESCO Publ. [u.a.].

Chicago Style (17th ed.) Citation

Water in a Changing World. Paris: UNESCO Publ. [u.a.], 2009.

MLA (9th ed.) Citation

Water in a Changing World. UNESCO Publ. [u.a.], 2009.

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