Cita APA (7a ed.)

Howenstine, R. J. (1974). Future time perspective and its relation to the effects of external stimulation and activity upon time estimation in delinquent and non-delinquent male adolescents. Univ. Microfilms.

Cita Chicago Style (17a ed.)

Howenstine, Robert Jay. Future Time Perspective and Its Relation to the Effects of External Stimulation and Activity upon Time Estimation in Delinquent and Non-delinquent Male Adolescents. Ann Arbor, Mich: Univ. Microfilms, 1974.

Cita MLA (9a ed.)

Howenstine, Robert Jay. Future Time Perspective and Its Relation to the Effects of External Stimulation and Activity upon Time Estimation in Delinquent and Non-delinquent Male Adolescents. Univ. Microfilms, 1974.