Sankar, Chakraborty. Mahabisswe amara ki nissanga / by Sankar Chakraborty. - 3rd ed / . - Kolkata : Best Books , 1993. - 207p. : ills.,photo ; 22cm . Includes index ISBN: 8185252416 Rs. 50.00 Subjects--Index Terms: ASTRONOMY Dewey Class. No.: 520 / CHA/M