Rao, A V Solving sudoku puzzles "made easy"/ A.V. Rao - Hyderabad : Neelkamal Publications, 2019 - vi, 135p. 25 cm ISBN: 9789388016339 Rs 175.00 Subjects--Topical Terms: SudokuLogic puzzlesMathematical recreationsPuzzless Dewey Class. No.: E/O 793.74 / R 18