APA (7th ed.) Citation

Ghauri, B., Salam, M., & Mirza, M. I. (1994). An assessment of air quality in Karachi, Pakistan. Springer.

Chicago Style (17th ed.) Citation

Ghauri, Badar, Manzar Salam, and M. Ishaq Mirza. An Assessment of Air Quality in Karachi, Pakistan. Springer, 1994.

MLA (9th ed.) Citation

Ghauri, Badar, et al. An Assessment of Air Quality in Karachi, Pakistan. Springer, 1994.