Datta, Sukanya, 1961- Once upon a blue moon : science fiction stories/ Sukanya Datta; illustrator: Kallol Majumdar - New Delhi : National Book Trust, India, 2006 - [4], 172 p. : ill.; 22 cm. - Popular science . ISBN: 8123748531(pbk) Rs.70.00 Subjects--Topical Terms: Science fiction Dewey Class. No.: 823.08762