Blaustein, Albert P.
The University of Chicago Press, 1954
Buku Teks
Kalb, Ira S.
K&A Press , 1993
Buku Teks
Lipshaw, Jeffrey, author
Routledge, 2017
Buku Teks
Moliterno, James E., author
West, 2011
Buku Teks
Herwitz, David R., author
Foundation Press, 1980
Buku Teks