Cita APA (7a ed.)

Bosma, H. (1990). Coping and self-concept in adolescence. Springer.

Cita Chicago Style (17a ed.)

Bosma, Harke. Coping and Self-concept in Adolescence. Berlin Heidelberg New York London Paris Tokyo Hong Kong: Springer, 1990.

Cita MLA (9a ed.)

Bosma, Harke. Coping and Self-concept in Adolescence. Springer, 1990.