Cita APA (7a ed.)

Costall, A., & Still, A. (1987). Cognitive psychology in question. Harvester.

Cita Chicago Style (17a ed.)

Costall, Alan, y Arthur Still. Cognitive Psychology in Question. Brighton: Harvester, 1987.

Cita MLA (9a ed.)

Costall, Alan, y Arthur Still. Cognitive Psychology in Question. Harvester, 1987.