Annual report for the year 1959 / 
Irrigation research institute. 
 - Volume 1 
 - Lahore:  Irrigation Research Institute,  1959 
 - Various Pages:  illustrations ; 
<br/><br/><br/>In English 
<br/><br/> Pbk. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics--Annual report
<br/><br/><label>Dewey Class. No.: </label>R 530 ANN 1959