Crain, W. C. (2000). Theories of development: Concepts and applications (4th ed.). Upper Saddle River, N.J.: Prentice Hall.
Chicago Stili AlıntıCrain, William C. Theories of Development: Concepts and Applications. 4th ed. Upper Saddle River, N.J.: Prentice Hall, 2000.
MLA AlıntıCrain, William C. Theories of Development: Concepts and Applications. 4th ed. Upper Saddle River, N.J.: Prentice Hall, 2000.
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