https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Crystal%2C%20David%2C%22&format=rss 7 0 50 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=1117 By Crystal, David .. London : Cambridge University Press , 1997 . 447p. : 24cm. ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=1117 ISBN:0 521 56780 7 https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=1896 By Crystal, David,. London : Cambridge University Press , 1996 . 496p. : 22cm .. 0 521 56780 7

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=1896 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=9220 By Crystal, David .. London : Edward Arnold , 1969 . viii, 88p. : 21cm. ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=9220 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=10828 By Crystal, David .. Middlesex : Penguin Books Ltd , 1985 . 267p. : 21cm. ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=10828 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=33555 By Crystal, David .. London : Penguin Books Ltd , 1988 . x,288p. ; 22cm..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=33555 ISBN:0-613-22664-8 https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=41815 By Crystal, David .. Blackwell Publishers Ltd , 2003 . 508pg ; 25cm.. 0-613-22664-8

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=41815 ISBN:0-14-100396-0 https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=43295 By Crystal, David .. New York : Penguin Books Ltd , 2002 0-14-100396-0

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