Gaya APA
EBERT, R, J., GRIFFIN, R, W.
(2011).
Business essentials
(
8th ed.)
.
Boston:
Pearson.
Gaya MLA
EBERT, Ronald, J.., GRIFFIN, Ricky, W..
"Business essentials".
8th ed.
Boston:
Pearson,
2011.
Buku.