APA (7 ম সংস্করণ) উদ্ধৃতি

Roy, S. L. (1978). Diplomacy in ancient India, from the early Vedic period to the end of the sixth century A.D. A. Roy : distributors, Charu Pub. Co..

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Roy, S. L. Diplomacy in Ancient India, from the Early Vedic Period to the End of the Sixth Century A.D. Calcutta: A. Roy : distributors, Charu Pub. Co., 1978.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Roy, S. L. Diplomacy in Ancient India, from the Early Vedic Period to the End of the Sixth Century A.D. A. Roy : distributors, Charu Pub. Co., 1978.