Chakravorty, J.G. and Ghosh, P.R, Advanced analytical geometry Chakravorty, J.G. and Ghosh, P.R. - 8th ed. - Calcutta: U N Dhur, 1999. - 336p.: 22cm. ISBN: 81-856124-X Subjects--Personal Names: ADVANCED ANALYTICAL GEOMETRY. Dewey Class. No.: 516.3 / CHA