The Unintended Effects of a Posted Sign on Littering Attitudes and Stated Intentions
Horsley, A. D. (1988). The unintended effects of a posted sign on littering attitudes and stated intentions. Journal of Environmental Education, 19, 3, 10-14.
Changing Behavior and Making it Stick: The Conceptualization and Management of Conservation Behavior
De Young, R. (1993). Changing behavior and making it stick: The conceptualization and management of conservation behavior. Environment and Behavior, 25, 4, 485-505.