Popov, L E <br/><br/>
Natural Resources and Technologies in Educational Activities / 
L E Popov 
 - 1st Edition 
 - New delhi :  Viva books private limited ,  2015 
<br/><br/><label>ISBN: </label>9788130930220 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>370.154  / POP