APA Style
Facts and figures : a graphical analysis of world energy up to 1993. (1994).
Vienna:
Organization of the Petroleum Exporting Countries (OPEC).
Chicago Style
Facts and figures : a graphical analysis of world energy up to 1993.
.
Vienna:
Organization of the Petroleum Exporting Countries (OPEC),
1994.
Text.
MLA Style
Facts and figures : a graphical analysis of world energy up to 1993.
.
Vienna:
Organization of the Petroleum Exporting Countries (OPEC),
1994.
Text.
Turabian Style
Facts and figures : a graphical analysis of world energy up to 1993.
Vienna:
Organization of the Petroleum Exporting Countries (OPEC),
1994.
Print.