Pathak, Praneswar . Prathamik Sthananka Jyamiti / Textual Documents Praneswar Pathak. - 3rd ed. / - Gauhati University : University Co-ordination Committee , 1978. - 349p. : ill ; 22cm . Subjects--Index Terms: Coordinate Geometry G-Mathematics Dewey Class. No.: 516.16 / Pa 15 Pr