Cita APA (7a ed.)

Henik, W. (1974). Changes in internal - external control expectancies and future time perspective of narcotic addicts in a methadone maintenance treatment program. Univ. Microfilms.

Cita Chicago Style (17a ed.)

Henik, Willy. Changes in Internal - External Control Expectancies and Future Time Perspective of Narcotic Addicts in a Methadone Maintenance Treatment Program. Ann Arbor, Mich: Univ. Microfilms, 1974.

Cita MLA (8a ed.)

Henik, Willy. Changes in Internal - External Control Expectancies and Future Time Perspective of Narcotic Addicts in a Methadone Maintenance Treatment Program. Univ. Microfilms, 1974.