APA Style
Yong, L, W. et al (2004).
Science in Focus : Physics For GCE 'O' Level .
Singapore:
Pearson Education South Asia.
MLA Style
Yong, Loo, Wan. et al.
"Science in Focus : Physics For GCE 'O' Level".
Singapore:
Pearson Education South Asia,
2004.
Text.