Bryson, George D.
McGraw-Hill , 1964
Buku Teks
Bryson, George D.
Harper & Brothers, 1961
Buku Teks
Business Advisory Indonesia, [date of publication not identified]
Buku Referensi
edited by Walter Sterling Surrey and Crawford Shaw
American Law Institute, 1963
Buku Teks
Fordham University Press , 1962
Buku Teks