Kreidler, W. J. (1994). Conflict resolution in the middle school: A curriculum and teaching guide. Educators for Social Responsibility.
Cita Chicago Style (17a ed.)Kreidler, William J. Conflict Resolution in the Middle School: A Curriculum and Teaching Guide. Cambridge, MA: Educators for Social Responsibility, 1994.
Cita MLA (9a ed.)Kreidler, William J. Conflict Resolution in the Middle School: A Curriculum and Teaching Guide. Educators for Social Responsibility, 1994.
Precaución: Estas citas no son 100% exactas.