https://opac.aua.ac.ke/cgi-bin/koha/opac-search.pl?q=ccl=%28su%3A%7BPublic%20speaking%7D%29%20AND%20%28su%3A%7BAudio-visual%20aids.%20%7D%29&sort_by=&format=rss 2 0 25 ISBN: https://opac.aua.ac.ke/cgi-bin/koha/opac-detail.pl?biblionumber=18019 [United States] : Netword, 1999 .
12 audio discs : , Author noted in guide book. 4 3/4 in. .

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]]> https://opac.aua.ac.ke/cgi-bin/koha/opac-detail.pl?biblionumber=18019 ISBN: https://opac.aua.ac.ke/cgi-bin/koha/opac-detail.pl?biblionumber=18419 By Elster, Charles Harrington.
[Laguna Niguel, CA] : Achievement Dynamics Corp., 1995 .
73 p. : , 24 audiocassettes in 2 containers : analog + 3 guide books 12 cm..

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