371.35<br/>SIN<br/><br/>
6073<br/><br/>
Singh, Uttam Kumar <br/><br/>
EXTENSION EDUCATION 

. – NEW DELHI :  COMMONWEALTH PUBLISHERS.
<br/><br/>v, 204 p. 
<br/><br/>ISBN 81 7169 442 X .
<br/><br/><label>Dewey Class. No.: </label>371.35  / SIN