Sudargo Gautama
Indonesian business law
Citra Aditya Bakti, 1995
 Buku Teks
Sudargo Gautama
Indonesian business law
[publisher not identified], [date of publication not identified]
 Buku Teks
Sudargo Gautama
Indonesian business law
Citra Aditya Bakti, 1995
 Buku Teks
Sudargo Gautama
Indonesian business law
Citra Aditya Bakti, 2002
 Buku Teks
Marsh, S.B.
Business law
McGraw-Hill, 1992
 Buku Teks