Gaya APA
Kheong, D, F, H. (2013).
My Pals are Here! Maths 2nd Edition 1B Workbook Part 1 (2).
Singapore:
Marshal Cavendish Education.
Gaya MLA
Kheong, Dr, Fong, Ho.
"My Pals are Here! Maths 2nd Edition 1B Workbook Part 1".
2
Singapore:
Marshal Cavendish Education,
2013.
Print.