Duthie, J. (2023). Field and Garden Crops of the North-Western Provinces and Oudh, with Illustrations Part 3. Thomason Civil Engineering Press, Government of India, Roorkee.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Duthie, J.F. Field and Garden Crops of the North-Western Provinces and Oudh, with Illustrations Part 3. Thomason Civil Engineering Press, Government of India, Roorkee, 2023.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Duthie, J.F. Field and Garden Crops of the North-Western Provinces and Oudh, with Illustrations Part 3. Thomason Civil Engineering Press, Government of India, Roorkee, 2023.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.