Gaya APA
Umar, Husein. (2003).
Studi Kelayakan Bisnis / Yacob Ibrahim (Cet. 2).
Jakarta ::
Rineka Cipta,.
Gaya Chicago
Umar, Husein.
Studi Kelayakan Bisnis / Yacob Ibrahim.
Cet. 2
Jakarta ::
Rineka Cipta,,
2003.
Text.
Gaya MLA
Umar, Husein.
Studi Kelayakan Bisnis / Yacob Ibrahim.
Cet. 2
Jakarta ::
Rineka Cipta,,
2003.
Text.
Gaya Turabian
Umar, Husein.
Studi Kelayakan Bisnis / Yacob Ibrahim.
Cet. 2
Jakarta ::
Rineka Cipta,,
2003.
Print.