1. Resource Recovery Program;California State Solid Waste Management Board,1975
2. Solid Waste Generation Factors in California;California State Solid Waste Management Board;Bulletin no. 2, Technical Information Series,1974
3. Third Report to Congress - Resource Recovery and Waste Reduction;Office of Solid Waste Management Programs,1975
4. Waste Reduction and Resource Recovery - There's Room For Both;Humber;Waste Age,1975
5. Report on Litter Management in California: Conclusions and Recommendations;California State Solid Waste Management Board,1974