Cita APA (7a ed.)
O'Donnell, J., & Crosbie, J. (Spring98). Punishment generalization gradients with humans. Psychological Record, 48(2), 211-233.
Cita Chicago Style (17a ed.)
O'Donnell, Jennifer, y John Crosbie. "Punishment Generalization Gradients with Humans." Psychological Record 48, no. 2 (Spring98): 211-233.
Cita MLA (9a ed.)
O'Donnell, Jennifer, y John Crosbie. "Punishment Generalization Gradients with Humans." Psychological Record, vol. 48, no. 2, Spring98, pp. 211-233.
Precaución: Estas citas no son 100% exactas.