Cita APA (7a ed.)

Hurlock, E. B. (1978). Child development (6th ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Hurlock, Elizabeth B. Child Development. 6th ed. New York: McGraw-Hill, 1978.

Cita MLA (9a ed.)

Hurlock, Elizabeth B. Child Development. 6th ed. McGraw-Hill, 1978.