Patel, S. M. (1978). Conservation of diesel by proper selection and management of lift irrigation. s.n..
Lua i Stíl Chicago (17ú heag.)Patel, S. M. Conservation of Diesel by Proper Selection and Management of Lift Irrigation. [S.l.: s.n., 1978.
Lua MLA (8ú heag.)Patel, S. M. Conservation of Diesel by Proper Selection and Management of Lift Irrigation. s.n., 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.