Citação norma APA

Sampson, A. (1975). The seven sisters: The greate oil companies and the world they shaped. New York: Bantam Books, Inc.

Citação norma Chicago

Sampson, Anthony. The Seven Sisters: The Greate Oil Companies and the World They Shaped. New York: Bantam Books, Inc, 1975.

Citação norma MLA

Sampson, Anthony. The Seven Sisters: The Greate Oil Companies and the World They Shaped. New York: Bantam Books, Inc, 1975.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.