Vaid, D. K. <br/><br/>
Progress report on the systematic hydrogeological survey in part of cochar district, Assam (field season 1974-1975) :  / 
D. K. Vaid 
 - Assam :  Govt. Press ,  1977 
 - Various paging :  33 cm 
<br/><br/> North eastern region, Gouhati, May 1977 
<br/><br/><label>Dewey Class. No.: </label>551.49(5411)