Pradad Bishwa Nath Linguistic survey of the Sadar subdivision of Manbhum and Dhalbhum (Singh Bhum) Pradad Bishwa Nath; Jha Sudhakar - 1958 Standard No.: 45629 Source: Textual Subjects--Topical Terms: LINGUISTICS Dewey Class. No.: Pu253:N5, 152J8 (PD)