APA引文

HOON, G. L., & GEOGRAPHY. (2020). HAZARDOUS WASTE DISPOSAL IN SINGAPORE.

Chicago Style Citation

HOON, GOH LAY, and GEOGRAPHY. HAZARDOUS WASTE DISPOSAL IN SINGAPORE. 2020.

MLA引文

HOON, GOH LAY, and GEOGRAPHY. HAZARDOUS WASTE DISPOSAL IN SINGAPORE. 2020.

警告：這些引文格式不一定是100％准確.