APA引文

Crapol, E. P. (2006). John Tyler: The accidental president. University of North Carolina Press.

Chicago Style (17th ed.) Citation

Crapol, Edward P. John Tyler: The Accidental President. Chapel Hill: University of North Carolina Press, 2006.

MLA引文

Crapol, Edward P. John Tyler: The Accidental President. University of North Carolina Press, 2006.