http://www.opac.lib.esn.ac.lk/cgi-bin/koha/opac-search.pl?q=ccl=an%3A6495&sort_by=acqdate_dsc&format=rss 3 0 50 ISBN:0-534-55847-X http://www.opac.lib.esn.ac.lk/cgi-bin/koha/opac-detail.pl?biblionumber=59695 By Epstein, Richard L..
U.S.A Wadsworth, a division of Thomson Leaning, Inc 2001 .
479p. 0-534-55847-X

]]> Place hold on Propositional Logics

]]> http://www.opac.lib.esn.ac.lk/cgi-bin/koha/opac-detail.pl?biblionumber=59695 ISBN:0-534-55846-1 http://www.opac.lib.esn.ac.lk/cgi-bin/koha/opac-detail.pl?biblionumber=56604 By Epstein, Richard L..
Wadsworth Thomson Learning, Imc 2001 .
412p. 0-534-55846-1

]]> Place hold on Predicate Logic

]]> http://www.opac.lib.esn.ac.lk/cgi-bin/koha/opac-detail.pl?biblionumber=56604 ISBN:534580599 http://www.opac.lib.esn.ac.lk/cgi-bin/koha/opac-detail.pl?biblionumber=56631 By Epstein, Richard L..
Singapore. Wadsworth / Thomson Learning 2002 .
446 p. 534580599

]]> Place hold on Critical Thinking

]]> http://www.opac.lib.esn.ac.lk/cgi-bin/koha/opac-detail.pl?biblionumber=56631