Cita APA (7th ed.)

Viollet-le-Duc, E., & Hearn, M. F. (1990). The architectural theory of Viollet-le-Duc: Readings and commentary. MIT Press.

Cita Chicago (17th ed.)

Viollet-le-Duc, Eugene-Emmanuel, i M. F. Hearn. The Architectural Theory of Viollet-le-Duc: Readings and Commentary. Cambridge, Mass: MIT Press, 1990.

Cita MLA (9th ed.)

Viollet-le-Duc, Eugene-Emmanuel, i M. F. Hearn. The Architectural Theory of Viollet-le-Duc: Readings and Commentary. MIT Press, 1990.