APA Style

Burrough, B., Helyar, J. (1990). Barbarians at The Gate: The Fall of RJR Nabisco . New York: HarperCollins.

MLA Style

Burrough, Bryan., Helyar, John. "Barbarians at The Gate: The Fall of RJR Nabisco". New York: HarperCollins, 1990. Manajemen.