Cita APA (7a ed.)

Veroff, J., & Veroff, J. B. (1980). Social incentives: A life-span developmental approach. Acad. Pr.

Cita Chicago Style (17a ed.)

Veroff, Joseph, y Joanne B. Veroff. Social Incentives: A Life-span Developmental Approach. New York [u.a.]: Acad. Pr, 1980.

Cita MLA (8a ed.)

Veroff, Joseph, y Joanne B. Veroff. Social Incentives: A Life-span Developmental Approach. Acad. Pr, 1980.