Cita APA (7th ed.)
LaBarba, R. C. (1981). Foundations of developmental psychology. Academic Press.
Cita Chicago (17th ed.)
LaBarba, Richard C. Foundations of Developmental Psychology. New York: Academic Press, 1981.
Cita MLA (9th ed.)
LaBarba, Richard C. Foundations of Developmental Psychology. Academic Press, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.