APA (7th ed.) Citation

Simonsen, P. (1970). Gothic: The age of the cathedral ([1st ed.].). Exposition Press.

Chicago Style (17th ed.) Citation

Simonsen, Paul. Gothic: The Age of the Cathedral. [1st ed.]. New York: Exposition Press, 1970.

MLA (9th ed.) Citation

Simonsen, Paul. Gothic: The Age of the Cathedral. [1st ed.]. Exposition Press, 1970.