Cita APA (7th ed.)

Abel, C. (2003). Sky high: Vertical architecture. Royal Academy of Arts.

Cita Chicago (17th ed.)

Abel, Chris. Sky High: Vertical Architecture. London: Royal Academy of Arts, 2003.

Cita MLA (8th ed.)

Abel, Chris. Sky High: Vertical Architecture. Royal Academy of Arts, 2003.

Atenció: Aquestes cites poden no estar 100% correctes.