Gaya APA

Carollo, S, V. (2012). Understanding Oil Prices : A Guide to What Drives the Price of Oil in Today s Market . United Kingdom: John Wiley & Sons, Inc.

Gaya MLA

Carollo, Sal, Vatoro. "Understanding Oil Prices : A Guide to What Drives the Price of Oil in Today s Market". United Kingdom: John Wiley & Sons, Inc, 2012. Text.