Schultz, P. W. & Zelezny, L. (1999). Values as predictors of environmental attitudes: Evidence for consistency across 14 countries. Journal of Environmental Psychology, 19, 3, 255-265.

Fransson, N. & Gaerling, T. (1999). Environmental concern: Conceptual definitions, measurement methods, and research findings . Journal of Environmental Psychology, 19, 4, 369-382.

Oskamp, S., Burkhardt, R. L., Schultz, P. W., Hurin, S. & Zelezny, L. (1998). Predicting three dimensions of residential curbside recycling: An observational study. Journal of Environmental Education, 29, 2, 37-42.

Clarke, A. & Bell, P. A., Peterson, G. L. (1999). The influence of attitude priming and social responsibility on the valuation of environmental public goods using paired comparisons. Environment and Behavior, 31, 6, 838-857.

Kaiser, F. G., Ranney, M., Hartig, T. & Bowler, P. A. (1999). Ecological behavior, environmental attitude, and feelings of responsibility for the environment. European Psychologist, 4, 2, 59-74.

Schindler, F. H. (1999). Development of the survey of environmental issue attitudes. Journal of Environmental Education, 30, 3, 12-16.

Tarrant, M. A. & Green, G. T. (1999). Outdoor recreation and the predictive validity of environmental attitudes. Leisure Sciences, 21, 1, 17-30.

Eagles, P. F. & Demare, R. (1999). Factors influencing children's environmental attitudes. Journal of Environmental Education, 30, 4, 33-37.

Lichtenberg, E. & Zimmerman, R. (1999). Adverse health experiences, environmental attitudes, and pesticide usage behavior of farm operators . Risk Analysis, 19, 2, 283-294.

Bradley, J.C., Waliczek, T. M. & Zajicek, J. M. (1999). Relationship between environmental knowledge and environmental attitude of high school students. Journal of Environmental Education, 30, 3, 17-21.