Annual report year 1988-89 : hydraulic model studies / 

 - Lahore:  Irrigation research institute,  1989 
 - Various pages;  tables and graphs;  29cm. 
<br/><br/><br/>In English 
<br/><br/> Pbk. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydraulics--Yearly
<br/><br/><label>Dewey Class. No.: </label>621.2 Hyd 1989