Fraenkel, P., & Thake, J. (2006). Water lifting devices: handbook: A handbook for users and choosers (Third edition.).
Cita Chicago (17th ed.)Fraenkel, Peter, i Jeremy Thake. Water Lifting Devices: Handbook: A Handbook for Users and Choosers. Third edition. 2006.
Cita MLA (9th ed.)Fraenkel, Peter, i Jeremy Thake. Water Lifting Devices: Handbook: A Handbook for Users and Choosers. Third edition. 2006.
Atenció: Aquestes cites poden no estar 100% correctes.