Crandell, T. L., Crandell, C. H., & Vander Zanden, J. W. (2009). Human development (9th ed.). McGraw-Hill Higher Education.
Chicago-viite (17. p.)Crandell, Thomas L., Corinne Haines Crandell, ja James Wilfrid Vander Zanden. Human Development. 9th ed. New York: McGraw-Hill Higher Education, 2009.
MLA-viite (9. p.)Crandell, Thomas L., et al. Human Development. 9th ed. McGraw-Hill Higher Education, 2009.
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