Bao bao shu ku ku
Subtitle: Sudoku cool series / Tso Wung Wai
By: Cao Hongwei =
Edition: Chu ban
Publisher: Mi le you xian gong si
Published: 2013
Place of publication: Xianggang
Language: chi
Number of pages: 90
ISBN-13: 9789881233714
Subjects: Sudoku; Mathematical recreations
Other titles: Sudoku cool series