APA način citiranja

Ahearn, W. H., Clark, K. M., Gardenier, N. C., Chung, B. I., & Dube, W. V. (2003). Persistence of stereotypic behavior: Examining the effects of external reinforcers.

Čikaški stil citiranja

Ahearn, William H., Kathy M. Clark, Nicole C. Gardenier, Bo In Chung, i William V. Dube. Persistence of Stereotypic Behavior: Examining the Effects of External Reinforcers. 2003.

MLA način citiranja

Ahearn, William H., et al. Persistence of Stereotypic Behavior: Examining the Effects of External Reinforcers. 2003.