Yadav, RNS . Distance Education: Theory and Practice / Textual Documents RNS Yadav. - 1st ed. / - Chandigarh : Abhishek Publications , 2002. - 314p. : ill. ; 22cm . ISBN: 81-85733-37-6 Subjects--Index Terms: Education Distance Education Dewey Class. No.: 371.3 / Ya 11 Di