APA

Blos P., . (1941). The adolescent personality. New York: Appleton.

Chicago

Blos P, . 1941. The adolescent personality. New York: Appleton.

Harvard

Blos P., . (1941). The adolescent personality. New York: Appleton.

MLA

Blos P, . The adolescent personality. New York: Appleton. 1941.