Notes |
Its Bulletin, 1948 (The name of the National Training Laboratory in Group Development [no publs. in LC data base] est. 1947, was changed in 1954 to National Training Laboratories, National Education Association of the United States; and in 1967 to NTL Institute for Applied Behavioral Science) SRC:The Journal of applied behavioral science, Jan./Mar. 1967: (National Training Laboratories, NEA)
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