S.M. Patel 
Some techno-economics aspects of lift irrigation sysytem 
 - Ahmedabad  Indian Institute Of Managment  1973 
 - 69p 
S.M. Patel & K.V. Patel: Some techno-economics aspects of lift irrigation sysytem.  Ahmedabad.  Indian Institute Of Managment, 1973.--(338.23PAT)   
ENGLISH 
338.23  / PAT