Kern County Farm Bureau (Calif.) & California Farm Bureau Federation. California farm bureau monthly (Kern County ed.). Kern County Farm Bureau.
Čikaški stil citiranja (17. izdanje)Kern County Farm Bureau (Calif.) i California Farm Bureau Federation. California Farm Bureau Monthly. Kern County ed. Bakersfield, Calif.: Kern County Farm Bureau.
MLA način citiranja (8. izdanje)Kern County Farm Bureau (Calif.) i California Farm Bureau Federation. California Farm Bureau Monthly. Kern County ed. Kern County Farm Bureau.
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