http://library.bids.org.bd/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AAllen%20%20and%20au%3AChandrasekhar%2C%20S.&format=rss2 5 0 500 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=22371 By Chandrasekhar, S.. London : Allen & Unwin , 1954 . 306p.: 21cm..

]]> http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=22371 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23602 By Chandrasekhar, S.. London : Allen & Unwin , 1967 . 311 p. ; 22 cm..

]]> http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23602 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23616 By | Chandrasekhar,S.. London : Allen & Unwin , 1959 . 175p.: 20 cm..

]]> http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23616 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23630 By Chandrasekhar,S.. London: Allen & Unwin, 1972 . 399p.; 23 cm..

]]> http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23630 ISBN http://library.bids.org.bd/cgi-bin/koha/opac-detail.pl?biblionumber=23834 By | Chandrasekhar, S.. London : Allen & Unwin , 1974 . | 184p.: 23 cm..

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