Foong Pui Yee. (2009). New Syllabus Primary Mathematics Textbook 6B (2nd.). Shinglee Publishers.
Lua i Stíl Chicago (17ú heag.)Foong Pui Yee. New Syllabus Primary Mathematics Textbook 6B. 2nd. Singapore: Shinglee Publishers, 2009.
Lua MLA (9ú heag.)Foong Pui Yee. New Syllabus Primary Mathematics Textbook 6B. 2nd. Shinglee Publishers, 2009.
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