Marsh, S.B.
Business law
McGraw-Hill, 1992
 Buku Teks
Barnes, A. James
Law for business
Irwin, 2000
 Buku Teks
Bond, Helen J.
Business law
Blackstone, 1990
 Buku Teks
Twomey
Business law
South-Western Co, 1987
 Buku Teks
Kinder, Peter D.
Law and business
McGraw-Hill, 1988
 Buku Teks