Cita APA (7a ed.)

Frankl, P. (1968). Principles of architectural history: The four phrases of architectural style, 1420-1900. M.I.T. Press.

Cita Chicago Style (17a ed.)

Frankl, Paul. Principles of Architectural History: The Four Phrases of Architectural Style, 1420-1900. Cambridge, Mass.: M.I.T. Press, 1968.

Cita MLA (8a ed.)

Frankl, Paul. Principles of Architectural History: The Four Phrases of Architectural Style, 1420-1900. M.I.T. Press, 1968.