Thogersen, J. (1996). Recycling and morality: A critical review of the literature. Environment and Behavior, 28, 4, 536-558.

Kim, S. M. (1995). An investigation of strategies, incentives, and operational characteristics of recycling programs. Dissertation Abstracts International: Section B: The Sciences and Engineering, 56, 4-B,

Smith, S. M., Haugtvedt, C. P., & Petty, R. E. (1994). Attitudes and recycling: Does the measurement of affect enhance behavioral prediction?. Psychology and Marketing, 11, 4, 359-374.

McCarty, J. A., & Shrum, L. J. (1994). The recycling of solid wastes: Personal values, value orientations, and attitudes about recycling as antecedents of recycling behavior. Special issue: Linking theory to policy. Journal of Business Research, 30, 1, 53-62.

Oskamp, S., Williams, R., Unipan, J., Steers, N., Mainieri, T., & Kurland, G. (1994). Psychological factors affecting paper recycling by businesses. Environment and Behavior, 26, 4, 477-503.

Folz, D. H. & Hazlett, J. M. (1991). Public participation and recycling performance: Explaining program success. Public Administration Review, 51, 6, 526-532.

Jacobs, H. E. & Bailey, J. S. (1982-83). Evaluating participation in a residential recycling program. Journal of Environmental Systems, 12, 2, 141-152.

Katzev, R., & Mishima, H. R. (1992). The use of posted feedback to promote recycling. Psychological Reports, 71, 1, 259-264.

Werner, Carol M.; Stoll, Robert; Birch, Paul; White, Paul H. (2002). Clinical Validation and Cognitive Elaboration: Signs That Encourage Sustained Recycling. Basic and Applied Social Psychology, 24, 3, 185 – 203.