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.