APA (7th ed.) Citation

Gondal, M. A., Siddiqui, M. N., & unknown. (2007). Identification of Different Kinds of Plastics Using Laser Induced Breakdown Spectroscopy for Waste Management.

Chicago Style (17th ed.) Citation

Gondal, M. A., Mohammad Nahid Siddiqui, and unknown. Identification of Different Kinds of Plastics Using Laser Induced Breakdown Spectroscopy for Waste Management. 2007.

MLA (9th ed.) Citation

Gondal, M. A., et al. Identification of Different Kinds of Plastics Using Laser Induced Breakdown Spectroscopy for Waste Management. 2007.

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