1. Ethical principles in the conduct of research with human participants;American Psychological Association,1973
2. The control of conversation through reinforcement;Azrin;Journal of the Experimental Analysis of Behavior,1961
3. Interaction process analysis;Bales,1950
4. Midwest and its children: The psychological ecology of an American town;Barker,1955
5. A review of observer reactivity in adult-child interactions;Baum;Journal of Behavioral Assessment,1979