The Random House dictionary
Jess Stein, editor in chief
Ballantine Books, 1980
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The Random House American everyday dictionary
edited by Jess Stein
Random House, 1961
Buku Referensi
Longman dictionary of the English language
Longman, 1984
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The universal dictionary of the English language
edited by Henry Cecil
George Routledge & Sons, 1946
Buku Referensi
New webster's dictionary of the english language
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