APA (7th ed.) Citation

Qin, Z. (1999). A field study of ambient air quality in Singapore using the annular denuder sampler.

Chicago Style (17th ed.) Citation

Qin, Zhen. A Field Study of Ambient Air Quality in Singapore Using the Annular Denuder Sampler. 1999.

MLA (8th ed.) Citation

Qin, Zhen. A Field Study of Ambient Air Quality in Singapore Using the Annular Denuder Sampler. 1999.

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