Cita APA (7th ed.)
WHITMAN, T. (1988). A COMPARISON OF EXTERNAL AND SELF-INSTRUCTIONAL TEACHING FORMATS WITH MENTALLY RETARDED ADULTS IN A VOCATIONAL TRAINING SETTING.
Cita Chicago (17th ed.)
WHITMAN, T.L. A COMPARISON OF EXTERNAL AND SELF-INSTRUCTIONAL TEACHING FORMATS WITH MENTALLY RETARDED ADULTS IN A VOCATIONAL TRAINING SETTING. 1988.
Cita MLA (9th ed.)
WHITMAN, T.L. A COMPARISON OF EXTERNAL AND SELF-INSTRUCTIONAL TEACHING FORMATS WITH MENTALLY RETARDED ADULTS IN A VOCATIONAL TRAINING SETTING. 1988.
Atenció: Aquestes cites poden no estar 100% correctes.