Eiben , R. (1972). Educational Change: A humanistic approach. University associates.
Cita Chicago (17th ed.)Eiben , Ray. Educational Change: A Humanistic Approach. Lajella, Calif: University associates, 1972.
Cita MLA (9th ed.)Eiben , Ray. Educational Change: A Humanistic Approach. University associates, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.