Gaya APA
Hoon, L, S. (2008).
Science in focus physics 'o' level 2nd edition practical workbook .
Singapore:
Pearson Longman.
Gaya MLA
Hoon, Lim, Siew.
"Science in focus physics 'o' level 2nd edition practical workbook".
Singapore:
Pearson Longman,
2008.
Text.