Crain, W. C. (2011). Theories of development: Concepts and applications (Sixth edition.). Pearson Education, Inc.
Čikaški stil citiranja (17. izdanje)Crain, William C. Theories of Development: Concepts and Applications. Sixth edition. Upper Saddle River, NJ: Pearson Education, Inc, 2011.
MLA način citiranja (9. izdanje)Crain, William C. Theories of Development: Concepts and Applications. Sixth edition. Pearson Education, Inc, 2011.
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