SASTRI, M.N. <br/><br/>
INTRODUCTION TO ENVIRONMENT / 
M.N. SASTRI 
 - India ;  himalaya publishing house,  1993. 
 - 134 p. :  ill. ;  15 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INTRODUCTION TO ENVIRONMENT 
<br/><br/><label>Dewey Class. No.: </label>333.7  / SAI 1993