Cita APA (7a ed.)

Robertson, H., & Yerbury, F. R. (1989). Travels in modern architecture: 1925 - 1930 / Howard Robertson and F. R. Yerbury. Architectural Assoc..

Cita Chicago Style (17a ed.)

Robertson, Howard, y F. R. Yerbury. Travels in Modern Architecture: 1925 - 1930 / Howard Robertson and F. R. Yerbury. London: Architectural Assoc., 1989.

Cita MLA (8a ed.)

Robertson, Howard, y F. R. Yerbury. Travels in Modern Architecture: 1925 - 1930 / Howard Robertson and F. R. Yerbury. Architectural Assoc., 1989.