APA (7th ed.) Citation

Lai, Y. K. (1992). A survey of air quality in Singapore using the technique of PIXE.

Chicago Style (17th ed.) Citation

Lai, Yin Kew. A Survey of Air Quality in Singapore Using the Technique of PIXE. 1992.

MLA (8th ed.) Citation

Lai, Yin Kew. A Survey of Air Quality in Singapore Using the Technique of PIXE. 1992.

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