Cita APA (7a ed.)

Krueger, D. E. (1974). Operant group therapy with delinquent boys using therapist's versus peer's reinforcement. Univ. Microfilms.

Cita Chicago Style (17a ed.)

Krueger, Doris El-Tawil. Operant Group Therapy with Delinquent Boys Using Therapist's Versus Peer's Reinforcement. Ann Arbor, Mich: Univ. Microfilms, 1974.

Cita MLA (8a ed.)

Krueger, Doris El-Tawil. Operant Group Therapy with Delinquent Boys Using Therapist's Versus Peer's Reinforcement. Univ. Microfilms, 1974.