https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Irving%20M.%20Copi%22&format=rss 7 0 50 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=10653 By Copi, Irving M... New York : Macmillan Publishing Company , 1990 . xiv, 569p. : 23cm. ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=10653 ISBN:81-203-0942-1 https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=27897 By Copi , Irving M. .. New Delhi : Prentice-Hall of India(Pvt Ltd) , 1994 . 729p. ; 22cn.. 81-203-0942-1

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=27897 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=27928 By Copi, Irving M. .. New York : Macmillan and co , 1972 . 540p. ; 22cm..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=27928 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=28017 By Copi, Irving M. .. New Delhi : Prentice-Hall of India(Pvt Ltd) , 1996 . 398p. : 22cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=28017 ISBN:9789332518971 https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=59135 By Copi,Irving M., | Cohen,Carl,. Delhi Pearson Education 2014 . 640pg: 27cm.. 9789332518971

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=59135 ISBN:9789332549272 https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=67018 By Copi,Irving M. ,. Delhi Pearson Education 2019 . 398p.: 24cm.. 9789332549272

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=67018 ISBN:8120309421 https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=67605 By Irving M. Copi. New Delhi Prentice-Hall of India Pvt. Ltd. 1994 . 729 8120309421

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