Fraenkel, P., & Thake, J. (2006). Water lifting devices: handbook: A handbook for users and choosers (Third edition.).
Lua i Stíl Chicago (17ú heag.)Fraenkel, Peter, agus Jeremy Thake. Water Lifting Devices: Handbook: A Handbook for Users and Choosers. Third edition. 2006.
Lua MLA (9ú heag.)Fraenkel, Peter, agus Jeremy Thake. Water Lifting Devices: Handbook: A Handbook for Users and Choosers. Third edition. 2006.
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