APA (7th ed.) Citation

Lim You Sie & Yip Kim Hong. Pre-U text STPM: Chemistry semester 1.

Chicago Style (17th ed.) Citation

Lim You Sie and Yip Kim Hong. Pre-U Text STPM: Chemistry Semester 1.

MLA (9th ed.) Citation

Lim You Sie and Yip Kim Hong. Pre-U Text STPM: Chemistry Semester 1.

Warning: These citations may not always be 100% accurate.