APA (7th ed.) Citation

Teoh, E. (2020). Number operation. Shining Star Publlication.

Chicago Style (17th ed.) Citation

Teoh, Elaine. Number Operation. Johor: Shining Star Publlication, 2020.

MLA (9th ed.) Citation

Teoh, Elaine. Number Operation. Shining Star Publlication, 2020.

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