Παραπομπή APA

Crain, W. C. (2000). Theories of development: Concepts and applications (4th ed.). Upper Saddle River, N.J.: Prentice Hall.

Παραπομπή Chicago Style

Crain, William C. Theories of Development: Concepts and Applications. 4th ed. Upper Saddle River, N.J.: Prentice Hall, 2000.

Παραπομπή MLA

Crain, William C. Theories of Development: Concepts and Applications. 4th ed. Upper Saddle River, N.J.: Prentice Hall, 2000.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.