Não informado. Re: Search from the New Jersey Agricultural Experiment Station, Cook College. Rutgers University, College of Agriculture and Environmental Science, Cooperative Extension Service.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Re: Search from the New Jersey Agricultural Experiment Station, Cook College. New Brunswick, NJ: Rutgers University, College of Agriculture and Environmental Science, Cooperative Extension Service.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Re: Search from the New Jersey Agricultural Experiment Station, Cook College. Rutgers University, College of Agriculture and Environmental Science, Cooperative Extension Service.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.