Ho Peck Leng. (2017). Cambridge Primary Science Pupil's Book 4. Marshall Cavendish.
Chicagoスタイル(17版)引用形式Ho Peck Leng. Cambridge Primary Science Pupil's Book 4. Singapore: Marshall Cavendish, 2017.
MLA(9版)引用形式Ho Peck Leng. Cambridge Primary Science Pupil's Book 4. Marshall Cavendish, 2017.
警告: この引用は必ずしも正確ではありません.