APA (7 वां संस्करण) प्रशस्ति पत्र

Chakraborty, A. R. (1969). Translation in medieval Bulgaria ([1st ed.). Subarnarekha; [to be had of Chhaya Chakraborty, Delhi.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Chakraborty, Ashit Ranjan. Translation in Medieval Bulgaria. [1st ed. Calcutta]: Subarnarekha; [to be had of Chhaya Chakraborty, Delhi, 1969.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Chakraborty, Ashit Ranjan. Translation in Medieval Bulgaria. [1st ed. Subarnarekha; [to be had of Chhaya Chakraborty, Delhi, 1969.

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