Cita APA (7th ed.)

Tripodi, T., Fellin, P., & Epstein, I. (1978). Differential social program evaluation. F. E. Peacock Publishers.

Cita Chicago (17th ed.)

Tripodi, Tony, Phillip Fellin, i Irwin Epstein. Differential Social Program Evaluation. Itasca, Ill.: F. E. Peacock Publishers, 1978.

Cita MLA (8th ed.)

Tripodi, Tony, et al. Differential Social Program Evaluation. F. E. Peacock Publishers, 1978.