Gaya APA
Yong, L, W.
(2008).
Physics Insights 'o' Level 2nd edition : Practical Workbook
.
Singapore:
Pearson Longman.
Gaya MLA
Yong, Loo, Wan.
"Physics Insights 'o' Level 2nd edition : Practical Workbook".
Singapore:
Pearson Longman,
2008.
Text.