https://opac.miuegypt.edu.eg/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AUnesco%2C%20and%20su-geo%3ADeveloping%20countries&format=rss2 2 0 50 ISBN 9231021788 (pbk.) https://opac.miuegypt.edu.eg/cgi-bin/koha/opac-detail.pl?biblionumber=5730 By Gallagher, Margaret.. Paris : Unesco, 1985 . 103 p. : 21 cm.. 9231021788 (pbk.) ]]> https://opac.miuegypt.edu.eg/cgi-bin/koha/opac-detail.pl?biblionumber=5730 ISBN 1856490823 https://opac.miuegypt.edu.eg/cgi-bin/koha/opac-detail.pl?biblionumber=2591 By Burkey, Stan.. Paris : UNESCO, 1996 . 68 p. ; 23 cm.. 1856490823 ]]> https://opac.miuegypt.edu.eg/cgi-bin/koha/opac-detail.pl?biblionumber=2591