APA (7th ed.) Citation

Zhang, W. (2001). Heavy metals contamination in soil along the expressways of Singapore.

Chicago Style (17th ed.) Citation

Zhang, Wei. Heavy Metals Contamination in Soil Along the Expressways of Singapore. 2001.

MLA (8th ed.) Citation

Zhang, Wei. Heavy Metals Contamination in Soil Along the Expressways of Singapore. 2001.

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