Tyagi, S.D. ; Pathak, P.D. <br/><br/>
Shiksha ke samanya siddhant / 
Tyagi, S.D. ; Pathak, P.D. 
 -  Vinod Pustak Mandir, Agra 
 - 753p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>370.1  / TYAS