Fraenkel, P. (. L. (2006). Water lifting devices: A handbook for users and choosers. Rome, Italy: FAO.
Chicago Style aipamenaFraenkel, Peter (Peter L.). Water Lifting Devices: A Handbook for Users and Choosers. Rome, Italy: FAO, 2006.
MLA aipamenaFraenkel, Peter (Peter L.). Water Lifting Devices: A Handbook for Users and Choosers. Rome, Italy: FAO, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.