Cita APA (7th ed.)
Viesssman, W., & Welty, C. (1985). Water management: Technology and institutions. Harper.
Cita Chicago (17th ed.)
Viesssman, Warren, i Clare Welty. Water Management: Technology and Institutions. Cambrdge: Harper, 1985.
Cita MLA (9th ed.)
Viesssman, Warren, i Clare Welty. Water Management: Technology and Institutions. Harper, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.