Gaya APA
Ibrahim, M. Yacob. (1997).
Studi Kelayakan Bisnis .
Jakarta:
PT. Rineka Cipta.
Gaya Chicago
Ibrahim, M. Yacob.
Studi Kelayakan Bisnis.
Jakarta:
PT. Rineka Cipta,
1997.
Text Book.
Gaya MLA
Ibrahim, M. Yacob.
Studi Kelayakan Bisnis.
Jakarta:
PT. Rineka Cipta,
1997.
Text Book.
Gaya Turabian
Ibrahim, M. Yacob.
Studi Kelayakan Bisnis.
Jakarta:
PT. Rineka Cipta,
1997.
Text Book.