Foong Pui Lin books & textbook
Thinking Mathematics 1B Workbook 1 (American Edition)
Shinglee Publishers /2001-01-01 Paperback
isbn-10: 9971619903 / isbn-13: 9789971619909
Thinking Mathematics 2B: Workbook 1
Shing Lee Publishers /2002-01-01 Paperback / 52 Pages
isbn-10: 9812370269 / isbn-13: 9789812370266
