Cita APA (7a ed.)

Hurlock, E. B. (1975). Developmental psychology (4. ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Hurlock, Elizabeth B. Developmental Psychology. 4. ed. New York [u.a.]: McGraw-Hill, 1975.

Cita MLA (9a ed.)

Hurlock, Elizabeth B. Developmental Psychology. 4. ed. McGraw-Hill, 1975.