by John Cruickshank ... [et al.]
Oxford University Press, 1962
Buku Teks
edited by Nona Balakian and Charles Simmons
Doubleday, 1963
Buku Teks
Erlis Nur Mujiningsih, author
Pusat Pembinaan dan Pengembangan Bahasa. Depdikbud, 1996
Buku Teks
Hewitt, Douglas, author
Longman, Green, 1992
Buku Teks
Cambridge University Press, 2009
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