Cita APA (7a ed.)

Children's Creative Response to Conflict Program & Prutzman, P. (1988). The Friendly classroom for a small planet: A handbook on creative approaches to living and problem solving for children. New Society Publishers.

Cita Chicago Style (17a ed.)

Children's Creative Response to Conflict Program y Priscilla Prutzman. The Friendly Classroom for a Small Planet: A Handbook on Creative Approaches to Living and Problem Solving for Children. Philadelphia, PA: New Society Publishers, 1988.

Cita MLA (9a ed.)

Children's Creative Response to Conflict Program y Priscilla Prutzman. The Friendly Classroom for a Small Planet: A Handbook on Creative Approaches to Living and Problem Solving for Children. New Society Publishers, 1988.