Anderson, Ronald A.
Business law/Ronald A. Anderson, Walter A. Kumpf
South-Western Publishing Co., 1972
 Buku Teks
Anderson, Ronald A.
Business law/ Ronald A. Anderson and Walter A. Kumpf
South-Western Publishing Co, 1961
 Buku Teks
Anderson, Ronald A.
Business law : principles and cases
South-Western Publishing, 1975
 Buku Teks
Lusk, Harold F., 1893-
Business law : principles and cases
Richard D. Irwin, 1969
 Buku Teks
Kerr, Thomas S.
Business law, principles and cases
John Wiley & Sons, 1952
 Buku Teks