Ivory, Arthur E.E.
Whitcoulls Publishers, 1982
Buku Referensi
Colin, Fong
Australian Law Librarians` Group, 1988
Buku Teks SO
Robillard, Walter G.
John Wiley & Sons, 2014
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Cronin, Blaise
Taylor Graham , 1984
Buku Teks SO
Walker, Marianne McGettigan
American law Institute Publishers, 1995
Buku Teks