Bansal, C. K. Su-doku : logic of numbers / C. K. Bansal - New Delhi : Mind Melodies, c2008 - 128 p. ; 18 cm. ISBN: 8190626035 (pbk.) Rs. 50.00 Subjects--Topical Terms: SudokuLogic puzzlesMathematical recreationsMagic squares Dewey Class. No.: 793.74