Beresford-Howe, Constance
Macmillan of Canada,, 1973
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Brooks, Geraldine, author
Penguin Books, 2015
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Syifa Adiba, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2014
UI - Skripsi (Membership)
Martin, Constance R.
Oxford University Press, 1985
Buku Teks
Constance, John D., author
McGraw-Hill, 1978
Buku Teks