APA (7th ed.) Zitazioa

Viesssman, W., & Welty, C. (1985). Water management: Technology and institutions. Harper.

Chicago Style (17th ed.) Zitazioa

Viesssman, Warren, eta Clare Welty. Water Management: Technology and Institutions. Cambrdge: Harper, 1985.

MLA (9th ed.) Zitazioa

Viesssman, Warren, eta Clare Welty. Water Management: Technology and Institutions. Harper, 1985.