Colusa County Farm Bureau (Calif.), El Dorado County Farm Bureau (Calif.), Placer County Farm Bureau (Calif.), & California Farm Bureau Federation. (1933). California farm bureau monthly ([Colusa, El Dorado and Placer Counties ed.].). Colusa County Farm Bureau : El Dorado County Farm Bureau : Placer County Farm Bureau.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Colusa County Farm Bureau (Calif.), El Dorado County Farm Bureau (Calif.), Placer County Farm Bureau (Calif.), و California Farm Bureau Federation. California Farm Bureau Monthly. [Colusa, El Dorado and Placer Counties ed.]. Berkeley, Calif.: Colusa County Farm Bureau : El Dorado County Farm Bureau : Placer County Farm Bureau, 1933.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Colusa County Farm Bureau (Calif.), et al. California Farm Bureau Monthly. [Colusa, El Dorado and Placer Counties ed.]. Colusa County Farm Bureau : El Dorado County Farm Bureau : Placer County Farm Bureau, 1933.