APA

Hurlock E. B., . (1949). Adolescent development. New York: McGraw-Hill.

Chicago

Hurlock Elizabeth Bergner, . 1949. Adolescent development. New York: McGraw-Hill.

Harvard

Hurlock E. B., . (1949). Adolescent development. New York: McGraw-Hill.

MLA

Hurlock Elizabeth Bergner, . Adolescent development. New York: McGraw-Hill. 1949.