Gaya APA
CAVANAGH, G, F.
(2006).
American business values :
(
5th ed.)
.
United States:
Pearson Prentice Hall.
Gaya MLA
CAVANAGH, Gerald, F..
"American business values :".
5th ed.
United States:
Pearson Prentice Hall,
2006.
Buku.