APA引文

Khoo, H. C., & celyn_hckhoo@hotmail.com. (2014). Fly ash artificial aggregate. Macao Innnovation & Invention Association.

Chicago Style Citation

Khoo, Hooi Chin, and celyn_hckhoo@hotmail.com. Fly Ash Artificial Aggregate. Macao Innnovation & Invention Association, 2014.

MLA引文

Khoo, Hooi Chin, and celyn_hckhoo@hotmail.com. Fly Ash Artificial Aggregate. Macao Innnovation & Invention Association, 2014.

警告：这些引文格式不一定是100％准确.