National Association of Colleges and Teachers of Agriculture & North American Colleges and Teachers of Agriculture. NACTA journal. National Association of Colleges and Teachers of Agriculture.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Association of Colleges and Teachers of Agriculture و North American Colleges and Teachers of Agriculture. NACTA Journal. [Urbana, Ill.]: National Association of Colleges and Teachers of Agriculture.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Association of Colleges and Teachers of Agriculture و North American Colleges and Teachers of Agriculture. NACTA Journal. National Association of Colleges and Teachers of Agriculture.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.