Cita APA (7a ed.)

Royal Institute of British Architects & Ibstock Building Products. (1988). 40 under forty. [RIBA].

Cita Chicago Style (17a ed.)

Royal Institute of British Architects y Ibstock Building Products. 40 Under Forty. [London]: [RIBA], 1988.

Cita MLA (9a ed.)

Royal Institute of British Architects y Ibstock Building Products. 40 Under Forty. [RIBA], 1988.