Kail, R. V., & Cavanaugh, J. C. (2014). Essentials of human development: A life-span view (Student edition.). Wadsworth, Cengage Learning.
Chicago Style aipamenaKail, Robert V., and John C. Cavanaugh. Essentials of Human Development: A Life-span View. Student edition. Belmont, CA: Wadsworth, Cengage Learning, 2014.
MLA aipamenaKail, Robert V., and John C. Cavanaugh. Essentials of Human Development: A Life-span View. Student edition. Wadsworth, Cengage Learning, 2014.
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