https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Geometrical%20Optics%22&format=rss 10 0 50 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=6289 By Chakrabarti, P.K. .. Calcutta : New Central Book Agency , 1992 . 345p. : 24cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=6289 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=6298 By Longhurst, R.S. .. Delhi : Orient Lomgman , 1973 . xviii, 677p. : 24cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=6298 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21138 By Flint, H.T... London : Methuen and Co. Ltd. , 1936 . 265p. : 18cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21138 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21158 By Herman, R.A... Oxford : At the Clarendon Press , 1900 . 344p. : 22cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21158 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21198 By Longhurst, R.S. .. London : Longman , 1957 . xvi,428p. ; 24cm..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21198 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21220 By Pitchford, A... London : Macdolald , 1959 . v,221p. : 22cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21220 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21226 By Morgan, Joseph.. New York : McGraw - Hill book company , 1953 . ix,450p. : 22cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21226 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21230 By Mathur, B.K. .. Kanpur : Gopal Printing Press , 1962 . 528p. : 22cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21230 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21249 By Robertson, John K... London : D. Van Nostrand Co., Inc , 1954 . 416p. : 22cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21249 ISBN: https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21271 By Singh, L. .. Meerut : Jai Prakash Nath & Co , 1957 . 423p. : 22cm ..

]]> https://opac.cottonuniversity.ac.in/cgi-bin/koha/opac-detail.pl?biblionumber=21271