Singh, H.H. . <br/><br/>
Geography and Environment: Issues and Challenges /  Textual Documents 
H.H. Singh...(et al). 
 - 1st ed. / 
 - New Delhi :  Concept Publishing Comp. ,  1986. 
 - xvi, 384p. :  ill. ;  22cm . 
<br/><br/>Bib, Index 
<br/><br/><label>Subjects--Index Terms: </label>Geography Environment Geography PG-Geography 
<br/><br/><label>Dewey Class. No.: </label>910.031  / Si 61 Ge