California Agricultural Experiment Station\nUniversity of California, Division of Agriculture and Natural Resources. (1946). California Agriculture. University of California, Division of Agriculture and Natural Resources.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)California Agricultural Experiment Station\nUniversity of California, Division of Agriculture and Natural Resources. California Agriculture. Oakland, Calif: University of California, Division of Agriculture and Natural Resources, 1946.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)California Agricultural Experiment Station\nUniversity of California, Division of Agriculture and Natural Resources. California Agriculture. University of California, Division of Agriculture and Natural Resources, 1946.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.