Hyde, Charles Cheney, 1873-1952
Little, Brown, 1947, 1951
Buku Teks
Parks, Wallace Judson
Johns Hopkins Press, 1951
Buku Teks
Born, Gary B.
Kluwer law and Taxation Publishers, 1994
Buku Teks
Clark, Victor S.
Peter Smith, 1949
Buku Teks
Harlow, Ralph Volney
Holt, Rinehart and Wiston, 1961
Buku Teks