(1980). Irrigation: Design and practice / Bruce Withers, Stanley Vipond.
Cita Chicago (17th ed.)Irrigation: Design and Practice / Bruce Withers, Stanley Vipond. 1980.
Cita MLA (9th ed.)Irrigation: Design and Practice / Bruce Withers, Stanley Vipond. 1980.
Atenció: Aquestes cites poden no estar 100% correctes.