Fredrick, O. (2026). Factors influencing marketing of vegetables among small holder farmers: A study of tomato value chain in Ruvu Kibaha District. Mzumbe University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Fredrick, Oliver. Factors Influencing Marketing of Vegetables Among Small Holder Farmers: A Study of Tomato Value Chain in Ruvu Kibaha District. Mzumbe University, 2026.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Fredrick, Oliver. Factors Influencing Marketing of Vegetables Among Small Holder Farmers: A Study of Tomato Value Chain in Ruvu Kibaha District. Mzumbe University, 2026.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.