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.