APA (7th ed.) Citation

Tan, C. (2008). What Is A Triangle? Alpha Sigma Sdn. Bhd..

Chicago Style (17th ed.) Citation

Tan, Christine. What Is A Triangle? Petaling Jaya: Alpha Sigma Sdn. Bhd., 2008.

MLA (9th ed.) Citation

Tan, Christine. What Is A Triangle? Alpha Sigma Sdn. Bhd., 2008.

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