Gaya APA
Ebert, R, J., Griffin, R, W. (2011).
Business essentials (8th.ed.).
Upper Saddle River, New Jersey:
Prentice Hall.
Gaya MLA
Ebert, Ronald, J.., Griffin, Ricky, W..
"Business essentials".
8th.ed.
Upper Saddle River, New Jersey:
Prentice Hall,
2011.
Teks.