Berry, Frank
Longman , 1953
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Edited by Patricia Bravender, Hazel McClure, Gayle Schaub
Association of College and Research Libraries, 2015
Buku Teks
Artikel Jurnal
Haskew, Laurence D.
Scott and Foresman, 1968
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Peters, Herman Jacob, 1917-, author
Macmillan, 1963
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