APA (7th ed.) Citation

McCullough, C. (1990). The first man in Rome. William Morrow and Company.

Chicago Style (17th ed.) Citation

McCullough, Colleen. The First Man in Rome. New York: William Morrow and Company, 1990.

MLA (9th ed.) Citation

McCullough, Colleen. The First Man in Rome. William Morrow and Company, 1990.