Coyajee, Jehangar C. . The Ratio Controversy In India: A Retrospect / Textual Documents Jehangir C. Coyajee. - 1st ed. / - Calcutta : The Book Company , 1930. - 100p. : ill. ; 18p. . Subjects--Index Terms: T/G-Economics Dewey Class. No.: 332.414 / C 839 R