MLA

of India, Survey. Bengal / Published under the Direction of Colonel Commandant E.A. Tandy, R.E., Surveyor General of India. s.n., 19AD. https://collections.library.yale.edu/catalog/15511980.

APA, 6th edition

of India, S. (19 C.E.). Bengal / published under the direction of Colonel Commandant E.A. Tandy, R.E., Surveyor General of India. [Maps]. s.n., https://collections.library.yale.edu/catalog/15511980.