Husein Umar. (2000). Research methods in finance and banking / Husein Umar. Jakarta :: Gramedia pustaka Utama,.
Husein Umar. Research methods in finance and banking / Husein Umar. Jakarta :: Gramedia pustaka Utama,, 2000
Husein Umar. Research methods in finance and banking / Husein Umar. Jakarta :: Gramedia pustaka Utama,, 2000.