https://opac.haffkineinstitute.org/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3ANational%20Productivity%20Council&sort_by=relevance&format=rss 3 0 50 ISBN: https://opac.haffkineinstitute.org/cgi-bin/koha/opac-detail.pl?biblionumber=9222 By Vohra, P. R. (ed.).
National Productivity Council , India 1969 .
1 - 612 -- 140

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]]> https://opac.haffkineinstitute.org/cgi-bin/koha/opac-detail.pl?biblionumber=9222 ISBN: https://opac.haffkineinstitute.org/cgi-bin/koha/opac-detail.pl?biblionumber=9092 By Butani, D. H. (ed.).
National Productivity Council of India 1966 .
1 - 715

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]]> https://opac.haffkineinstitute.org/cgi-bin/koha/opac-detail.pl?biblionumber=9092 ISBN: https://opac.haffkineinstitute.org/cgi-bin/koha/opac-detail.pl?biblionumber=9086 National Productivity Council 1968 .
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