1. 1. M. D. Erickson, R. A. Zweidinger, and E. D. Pellizzari. 1977 . Analysis of a Series of Samples for Polybrominated Biphenyls (PBBs), Contract 68-01-1978.
2. 2. S. A. Whitlock, and C. L. Stratton. 1977 . Survey of Polybrominated Biphenyls (PBBs) Near Sites of Manufacture and Use in Northeastern New Jersey, Contract 68-01-3248.
3. 3. E. D. Pellizzari, R. A. Zweidinger, and M. D. Erickson. 1978 Environmental Monitoring Near Industrial Sites Brominated Chemicals, Contract 68-01-1978. EPA-560/6-78-002.