Environmental education 
S. N. Kaul, D. R. Saini, B. N. Rai and A. K. Biswas 
 - New Delhi  APH Publishing Corporation  2013 
 - xi,414p.;  23cm. 
<br/><br/><label>ISBN: </label>978-93-313-1871-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental education
<br/><br/><label>Dewey Class. No.: </label>333.707  / ENV