Cita APA (7th ed.)
Knaack, U. (2014). Façades: Principles of construction (Second and revised edition.). Birkhäuser.
Cita Chicago (17th ed.)
Knaack, Ulrich. Façades: Principles of Construction. Second and revised edition. Boston: Birkhäuser, 2014.
Cita MLA (9th ed.)
Knaack, Ulrich. Façades: Principles of Construction. Second and revised edition. Birkhäuser, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.