APA (7th ed.) Citation

Goulet, L. R., & Baltes, P. B. (1970). Life-span developmental psychology: Research and theory. Academic Press.

Chicago Style (17th ed.) Citation

Goulet, L R., and Paul B. Baltes. Life-span Developmental Psychology: Research and Theory. New York: Academic Press, 1970.

MLA (9th ed.) Citation

Goulet, L R., and Paul B. Baltes. Life-span Developmental Psychology: Research and Theory. Academic Press, 1970.