APA引文

Chua , J. K. S. (2004). Classification of hard materials for contract documentation.

Chicago Style (17th ed.) Citation

Chua , Jerry Kuo Sheng. Classification of Hard Materials for Contract Documentation. 2004.

MLA引文

Chua , Jerry Kuo Sheng. Classification of Hard Materials for Contract Documentation. 2004.

警告：這些引文格式不一定是100％准確.