Foong Pui Yee. (2008). New Syllabus Primary Mathematics Workbook-5A (2nd.). Shinglee Publisher.
Lua i Stíl Chicago (17ú heag.)Foong Pui Yee. New Syllabus Primary Mathematics Workbook-5A. 2nd. Singapore: Shinglee Publisher, 2008.
Lua MLA (9ú heag.)Foong Pui Yee. New Syllabus Primary Mathematics Workbook-5A. 2nd. Shinglee Publisher, 2008.
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