References
- Burgess , R. L. , Clark , R. N. and Hendee , J. C. 1971 . “An Experimental Analysis of Anti-Litter Procedures,” . Journal of Applied Behavior Analysis , 4 : 71 – 75 .
- Clark , R. N. , Burgess , R. L. and Hendee , J. C. 1972 . “The Development of Anti-Litter Behavior in a Forest Campground,” . Journal of Applied Behavior Analysis , 5 : 1 – 5 .
- Florida Department of Education . 1973 . “Glenn Glitter Anti-litter Packet,” , Tallahassee : Knott Building .
- Keep America Beautiful, Inc. 1970 . “Litter is a National Disgrace,” New York, New York 99 Park Avenue