APA (7th ed.) Citation

Sabir, S. M., & unknown. (1989). Road traffic noise in developing countries.

Chicago Style (17th ed.) Citation

Sabir, Syed Mohammad, and unknown. Road Traffic Noise in Developing Countries. 1989.

MLA (9th ed.) Citation

Sabir, Syed Mohammad, and unknown. Road Traffic Noise in Developing Countries. 1989.

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