Gaya APA
W, G., J, E.
(1996).
Bisnis Business Jilid I
(
4th)
.
Englewood Cliffs:
Prenhallindo.
Gaya MLA
W, Griffin,Ricky., J, Ebert,Ronald.
"Bisnis Business Jilid I".
4th
Englewood Cliffs:
Prenhallindo,
1996.
Text.