Symposium on Cropping Patterns in India Indian Agricultural Research Institute, Indian Council of Agricultural Research, & Bālakrṣṇannāyar, K. (1972). Proceedings of the Symposium on Cropping Patterns in India. Indian Council of Agricultural Research.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Symposium on Cropping Patterns in India Indian Agricultural Research Institute, Indian Council of Agricultural Research, و Ke Bālakrṣṇannāyar. Proceedings of the Symposium on Cropping Patterns in India. [New Delhi: Indian Council of Agricultural Research, 1972.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Symposium on Cropping Patterns in India Indian Agricultural Research Institute, et al. Proceedings of the Symposium on Cropping Patterns in India. Indian Council of Agricultural Research, 1972.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.