Land, Geoffrey
Longman, 1990
Buku Teks
Blainey, Geoffrey, 1930-, author
Sun Books, 1982
Buku Teks
edited by Harry W. Karn and B. von Haller Gilmer
McGraw-Hill, 1962
Buku Teks
Craig, Harold Farlow, author
The Law Book, 1979
Buku Teks
Grimes, Sharon, author
[American Library association, American Library association], 2006
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