References
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- 1966 . “Refuse Collection Practices” , Chicago : APWA Public Administration Service .
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- 4 Private Communication, Thomas M. Spittler, Analysis by X‐ray Fluorescence.
- Private Communication, James Preer, Analysis by Boiling Nitric Acid Digestion followed by Atomic Absorption.
- Private Communication, Dean Chandler, Analysis by Nitric Acid and Hydrofluoric Acid Digestion followed by Atomic Absorption.
- Darnay , A. and Franklin , N.E. 1969 . “The Role of Packaging in Solid Waste Management” , 205 U.S. Department of Health, Education and Welfare .