Bhatiya, R.L. . <br/><br/>
Principles of Educational Technology and Their Application /  Textual Documents 
R.L.Bhatia & B.N. Bhatiya. 
 - 2nd ed. / 
 - Delhi :  Surjeet Publications ,  2002. 
 - 247p. :  ill. ;  21cm . 
<br/><br/><label>ISBN: </label> HB 
<br/><br/><label>Subjects--Index Terms: </label>Educational Technology PG-Education 
<br/><br/><label>Dewey Class. No.: </label>371.1  / Bh 469 Pr