Lal, D.S. <br/><br/>
Jalvayu vigyan / 
Lal, D.S. 
 -  Sharda Pustak Bhawan, Allahabad. 
 - 432p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>551.6  / LALJ