/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Coppen%2C%20Helen%20%22&sort_by=relevance&format=rss 3 0 50 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=13499 By Coppen, Helen.
Oxford, London Pergamon Press 1969 .
x, 230p.: , Bibliography at the end 20cm.

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=13499 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=18959 By Coppen, Helen .
London National Committee for Audio-Visual Aids in education 1972 .
271p 22cm.

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=18959 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=18960 By Coppen, Helen .
London National Committee for Audio-Visual Aids in education 1968 .
163pp , Part I: Bibliography Part II : Abstracts 22cm.

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