APA (7th ed.) Citation

Mokhtar Ahmad. (1999). Unit sistem. Thinker's Library.

Chicago Style (17th ed.) Citation

Mokhtar Ahmad. Unit Sistem. Batu Caves, Selangor: Thinker's Library, 1999.

MLA (8th ed.) Citation

Mokhtar Ahmad. Unit Sistem. Thinker's Library, 1999.

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