Wolfe, J. M. (1934). Peace Education in the Curriculum of the Schools. Washington, D.C..
Chicago-viite (17. p.)Wolfe, John Marcus. Peace Education in the Curriculum of the Schools. Washington, D.C., 1934.
MLA-viite (8. p.)Wolfe, John Marcus. Peace Education in the Curriculum of the Schools. Washington, D.C., 1934.
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