Cita APA (7a ed.)

Robertson, A., & Unwin, D. (1987). Architectural antiques. Unwin Hyman.

Cita Chicago Style (17a ed.)

Robertson, Alan, y Douglas Unwin. Architectural Antiques. London: Unwin Hyman, 1987.

Cita MLA (9a ed.)

Robertson, Alan, y Douglas Unwin. Architectural Antiques. Unwin Hyman, 1987.