APA (7 ম সংস্করণ) উদ্ধৃতি

Agricultural Economics Research Centre, D. (1964). Effectiveness of crop demonstrations: A study of wheat demonstrations in Aligarh district, U.P. AERC.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Agricultural Economics Research Centre, Delhi. Effectiveness of Crop Demonstrations: A Study of Wheat Demonstrations in Aligarh District, U.P. AERC, 1964.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Agricultural Economics Research Centre, Delhi. Effectiveness of Crop Demonstrations: A Study of Wheat Demonstrations in Aligarh District, U.P. AERC, 1964.