Baer, U. J. (1955). Letters to an American farmer. National Catholic Rural Life Conference.
Čikaški stil citiranja (17. izdanje)Baer, Urban J. Letters to an American Farmer. Des Moines: National Catholic Rural Life Conference, 1955.
MLA način citiranja (8. izdanje)Baer, Urban J. Letters to an American Farmer. National Catholic Rural Life Conference, 1955.
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