Petros, J. K. J., & Lacy, W. J. C. (1985). Hazardous and Industrial Solid Waste Testing: Fourth Symposium. American Society for Testing materials.
शिकागो स्टाइल उद्धरणPetros, James. K Jr, और William. J Conway Lacy. Hazardous and Industrial Solid Waste Testing: Fourth Symposium. Philadelphia: American Society for Testing materials, 1985.
एमएलए उद्धरणPetros, James. K Jr, और William. J Conway Lacy. Hazardous and Industrial Solid Waste Testing: Fourth Symposium. American Society for Testing materials, 1985.
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