Gaya APA
Simorangkir, O.P.. (1986).
Etika Bisnis .
:
Aksara Persada Press.
Gaya Chicago
Simorangkir, O.P..
Etika Bisnis.
:
Aksara Persada Press,
1986.
Book.
Gaya MLA
Simorangkir, O.P..
Etika Bisnis.
:
Aksara Persada Press,
1986.
Book.
Gaya Turabian
Simorangkir, O.P..
Etika Bisnis.
:
Aksara Persada Press,
1986.
Book.