Inter-University Board of India, .
Bibliography of Doctoral Dissertations 1857-1970 / - First Ed. / - New Delhi-1 : Inter-University Board of India. - p.310 :
a494,144,N70<-M57(E) / L4;1
Bibliography of Doctoral Dissertations 1857-1970 / - First Ed. / - New Delhi-1 : Inter-University Board of India. - p.310 :
a494,144,N70<-M57(E) / L4;1