APA (7th ed.) Citation

Zeng, Y., & Zhou, B. Variation Feature, Pollution Risk Assessment, and Source Analysis of Heavy Metals in Lanzhou City, Northwestern China. Wiley.

Chicago Style (17th ed.) Citation

Zeng, Yongyao, and Bo Zhou. Variation Feature, Pollution Risk Assessment, and Source Analysis of Heavy Metals in Lanzhou City, Northwestern China. Wiley.

MLA (9th ed.) Citation

Zeng, Yongyao, and Bo Zhou. Variation Feature, Pollution Risk Assessment, and Source Analysis of Heavy Metals in Lanzhou City, Northwestern China. Wiley.

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