APA (7th ed.) Citation

Jefferson, T., & Peterson, M. D. (1977). The portable Thomas Jefferson. Penguin Books.

Chicago Style (17th ed.) Citation

Jefferson, Thomas, and Merrill D. Peterson. The Portable Thomas Jefferson. Harmondsworth, Eng. ; New York: Penguin Books, 1977.

MLA (9th ed.) Citation

Jefferson, Thomas, and Merrill D. Peterson. The Portable Thomas Jefferson. Penguin Books, 1977.