References
- Lewis , Ben . June 1972 . “Air Pollution SMOG: An Existing Health Hazard and Imminent Disaster,” , June , Riverside .
- Los Angeles Times . March 25 1972 . March 25 , 1 Section B. Saturday
- Loveridge , Ronald . 1969 . “Air Pollution and the Public Will” . California Air Environment , 1 ( 2 ) April-June
- Olson , Mancur . 1965 . The Logic of Collective Action , 22 – 23 . New York : Schocken Books .
- August 24 1972 . Press Enterprise August 24 , 1 Riverside, Section B. Thursday
- August 24 1972 . August 24 , 1 Riverside Press Enterprise, Section D. Thursday