https://koha.sxcthumba.ac.in/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Omprakash%20Singhal%22&sort_by=relevance&format=rss 4 0 50 ISBN: https://koha.sxcthumba.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=6460 By Omprakash Singhal.
S E S Prakashan, Delhi, 1970 .
p. ; 22 cm..

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]]> https://koha.sxcthumba.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=6460 ISBN: https://koha.sxcthumba.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=19312 By Omprakash Singhal.
Pitambar Publishing Company, New Delhi, 1994 .
p. ; 22 cm..

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]]> https://koha.sxcthumba.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=19312 ISBN: https://koha.sxcthumba.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=19651 By Omprakash Singhal.
Mayur Paperbacks, Noida, 1900 .
p. ; 22 cm..

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]]> https://koha.sxcthumba.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=19651 ISBN: https://koha.sxcthumba.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=24503 By Omprakash Singhal.
Kitab Ghar Prakashan,New Delhi, 1997 .
p. ; 22 cm..

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