Fraenkel, P., & Thake, J. (2006). Water lifting devices: handbook: A handbook for users and choosers (Third edition.).
Dyfyniad Arddull ChicagoFraenkel, Peter, and Jeremy Thake. Water Lifting Devices: Handbook: A Handbook for Users and Choosers. Third edition. 2006.
Dyfyniad MLAFraenkel, Peter, and Jeremy Thake. Water Lifting Devices: Handbook: A Handbook for Users and Choosers. Third edition. 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.