International Conference on Cooperation in Education, 1st, Tel Aviv, 1979, & Sharan, S. (1980). Cooperation in education: Based on the proceedings of the First International Conference on Cooperation in Education, Tel Aviv, Israel, July 1979. Brigham Yougn University Press.

International Conference on Cooperation in Education, 1st, Tel Aviv, 1979, and Shlomo Sharan. Cooperation in Education: Based on the Proceedings of the First International Conference on Cooperation in Education, Tel Aviv, Israel, July 1979. Provo, Utah: Brigham Yougn University Press, 1980.

International Conference on Cooperation in Education, 1st, Tel Aviv, 1979, and Shlomo Sharan. Cooperation in Education: Based on the Proceedings of the First International Conference on Cooperation in Education, Tel Aviv, Israel, July 1979. Brigham Yougn University Press, 1980.