Catholic Association for International Peace (U.S.) & Wolfe, J. M. (1934). Peace education in the curriculum of the schools: By John M. Wolfe ... and Peace education committee. The Catholic association for international peace.
Chicago-referens (17:e uppl.)Catholic Association for International Peace (U.S.) och John Marcus Wolfe. Peace Education in the Curriculum of the Schools: By John M. Wolfe ... and Peace Education Committee. Washington, D.C.: The Catholic association for international peace, 1934.
MLA-referens (8:e uppl.)Catholic Association for International Peace (U.S.) och John Marcus Wolfe. Peace Education in the Curriculum of the Schools: By John M. Wolfe ... and Peace Education Committee. The Catholic association for international peace, 1934.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.