APA引文

Tan, K. M. (1990). The economics of retrofitting building in Singapore.

Chicago Style (17th ed.) Citation

Tan, Keok Meng. The Economics of Retrofitting Building in Singapore. 1990.

MLA引文

Tan, Keok Meng. The Economics of Retrofitting Building in Singapore. 1990.

警告：这些引文格式不一定是100％准确.