Cita APA (7a ed.)

Krebs, D. L., & Vanhesteren, F. (1994). The Development of Altruism - Toward an Integrative Model. Developmental review, 14(2), 103-158.

Cita Chicago Style (17a ed.)

Krebs, D. L., y F. Vanhesteren. "The Development of Altruism - Toward an Integrative Model." Developmental Review 14, no. 2 (1994): 103-158.

Cita MLA (8a ed.)

Krebs, D. L., y F. Vanhesteren. "The Development of Altruism - Toward an Integrative Model." Developmental Review, vol. 14, no. 2, 1994, pp. 103-158.