Singh, Y. K <br/><br/>
Educational technology: management and planning 
Y.K. Singh, T.K. Sharma and Brijesh Upadhya 
 - New Delhi  A.P.H Publishing Corporation  2008 
 - 271 p. ; 23 cm 
<br/><br/><label>ISBN: </label>9788131303658 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational technology
<br/><br/><label>Dewey Class. No.: </label>371.330954 SIN