Ross, Stephen F., author
The Foundation Press, 1993
Buku Teks
Posner, Richard A., author
The University of Chicago, 1976
Buku Teks
edited by Sylvester E. Berki
Health, 1966
Buku Teks
editorial board, Harvey M. Apbaum ... [and others]
American Bar Association, 1975
Buku Teks
Hylton, Keith N, Author
Cambridge University Press, 2003
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