Brands, J. T. Equipment for vegetable production: Tools and implements, their use and the choice with the emphasis on the small-holding mechanization. Institute for Agricultural Engineering.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Brands, J. T. Equipment for Vegetable Production: Tools and Implements, Their Use and the Choice with the Emphasis on the Small-holding Mechanization. Wageningen: Institute for Agricultural Engineering.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Brands, J. T. Equipment for Vegetable Production: Tools and Implements, Their Use and the Choice with the Emphasis on the Small-holding Mechanization. Institute for Agricultural Engineering.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.