Dyfyniad APA

Roucek, J. S. (1944). A challenge to peacemakers. American Academy of Political and Social Science.

Dyfyniad Arddull Chicago

Roucek, Joseph Slabey. A Challenge to Peacemakers. Philadelphia: American Academy of Political and Social Science, 1944.

Dyfyniad MLA

Roucek, Joseph Slabey. A Challenge to Peacemakers. American Academy of Political and Social Science, 1944.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.