1. Spectator responses at public war demonstrations;Berkowitz;Journal of Personality and Social Psychology,1970
2. The impact of protest: Willingness of passersby to make anti-war commitments at anti-Vietnam demonstrations;Berkowitz,1972
3. Boston Globe,1972
4. Domestic violence and America's wars: A historical interpretation;Brooks,1969
5. From description to experimentation: Interpreting trends as quasi-experiments;Campbell,1963