Wolfe, J. M. (1934). Peace Education in the Curriculum of the Schools. Washington, D.C..
Lua i Stíl Chicago (17ú heag.)Wolfe, John Marcus. Peace Education in the Curriculum of the Schools. Washington, D.C., 1934.
Lua MLA (8ú heag.)Wolfe, John Marcus. Peace Education in the Curriculum of the Schools. Washington, D.C., 1934.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.