1. Chandler, A. R., (Ed.) The clash of political ideals. New York: Appleton-Century-Crofts, 1949.
2. Crossman, R. (Ed.) The god that failed. New York: Bantam, 1949.
3. War propaganda, welfare values, and political ideologies;Eckhardt;Journal of Conflict Resolution,1965
4. Analysis of religious values for an age of value confusion;Eckhardt;Journal of Human Relations,1966