Homan, M. S. (1999). Promoting Community Change. Brooks/Cole Publishing Company.
Cita Chicago (17th ed.)Homan, Mark S. Promoting Community Change. Brooks/Cole Publishing Company, 1999.
Cita MLA (9th ed.)Homan, Mark S. Promoting Community Change. Brooks/Cole Publishing Company, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.