Cita APA (7th ed.)

(1976). 37 design and environment projects. [s.n.].

Cita Chicago (17th ed.)

37 Design and Environment Projects. Washington, D.C: [s.n.], 1976.

Cita MLA (9th ed.)

37 Design and Environment Projects. [s.n.], 1976.

Atenció: Aquestes cites poden no estar 100% correctes.