Gaya APA
Umar, H.
(2002).
Resesrch methods in finance and banking
.
Yogyakarta:
Gramedia Pustaka Utama.
Gaya MLA
Umar, Husein.
"Resesrch methods in finance and banking".
Yogyakarta:
Gramedia Pustaka Utama,
2002.
Text.