Christie, Agatha, 1890-1976, author
Pocket Books, 1977
Buku Teks
Christie, Agatha, 1890-1976, author
Gramedia Pustaka Utama, 2018
Buku Teks
Parker, R. A. C.
Weidenfeld and Nicolson, 1969
Buku Teks
Hall, Ivan Parker.
Harvard University Press, 1973
Buku Teks
Cambridge University Press, 1994
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