Geller, E. S. (1973). Prompting anti-litter behaviors. Proceedings of the Annual Convention of the American Psychological Association, 907-908.

Geller, E. S. (1975). Increasing desired waste disposals with instructions. Man Environment Systems, 5, 2, 125-128.

Cialdini, R. B. & Baumann, D. J. (1981). Littering: A new unobtrusive measure of attitude. Social Psychology Quarterly, 44, 3, 254-259.

Durdan, C. A., Reeder, G. D. & Hecht, P. R. (1985). Litter in a university cafeteria: Demographic data and the use of prompts as an intervention strategy. Environment and Behavior, 17, 3, 387-404.

Soler, C. (1996). Ecologically friendly buying--theoretical implications of a phenomenological perspective. Scandinavian Journal of Management, 12, 3, 275-289.

Keenan, M. (1996). The A, B, C of litter control. Irish Journal of Psychology, 17, 4, 327-339.

Berger, I. E. (1997). The demographics of recycling and the structure of environmental behavior. Environment and Behavior, 29, 4, 515-531.

Harper, K. M. (1999). Middle-income African-Americans and household hazardous waste management: Designing messages for adult environmental education. Dissertation Abstracts International: Section B: The Sciences and Engineering., 59, 7-B,

Reiter, S. M. & Samuel, W. (1980). Littering as a function of prior litter and the presence or absence of prohibitive signs . Journal of Applied Social Psychology, 10, 1, 45-55.

Schultz, P. W. (1995). A field experiment on interventions to improve curbside recycling. Dissertation Abstracts International: Section B: The Sciences and Engineering, 56, 5-B,