APA

Hurlock E. B., . (1950). Child development. New York: McGraw-Hill.

Chicago

Hurlock Elizabeth Bergner, . 1950. Child development. New York: McGraw-Hill.

Harvard

Hurlock E. B., . (1950). Child development. New York: McGraw-Hill.

MLA

Hurlock Elizabeth Bergner, . Child development. New York: McGraw-Hill. 1950.