APA način citiranja

Ferrari, E. A., Todorov, J. C., & Graeff, F. G. (1973). Nondiscriminated avoidance of shock by pigeons pecking a key.

Čikaški stil citiranja

Ferrari, Elenice A., João Claudio Todorov, i Frederico Guilherme Graeff. Nondiscriminated Avoidance of Shock By Pigeons Pecking a Key. 1973.

MLA način citiranja

Ferrari, Elenice A., João Claudio Todorov, i Frederico Guilherme Graeff. Nondiscriminated Avoidance of Shock By Pigeons Pecking a Key. 1973.