APA-Zitierstil (7. Ausg.)

Bullock, R., Little, M., & Millham, S. (1991). The care careers of extremely difficult and disturbed adolescents.

Chicago-Zitierstil (17. Ausg.)

Bullock, Roger, Michael Little, und Spencer Millham. The Care Careers of Extremely Difficult and Disturbed Adolescents. 1991.

MLA-Zitierstil (8. Ausg.)

Bullock, Roger, et al. The Care Careers of Extremely Difficult and Disturbed Adolescents. 1991.