Fredrick H. Buttel and Gilbert W. Gillespie, Jr.
Preferences for Crop Production Practices Among Conventional and Alternative
American Journal of Alternative Agriculture Vol 3, Number 1
Michaerl G. Dalecki and Bob Bealer
Who Is The Organic Farmer?
The Rural Sociologist Volume 4, Number 1
1993 National Organic Farmers' Survey
The Organic Farming Research Foundation
P.O. Box 440
Santa Cruz, CA 95061
I know there are others but I had these at hand...Good luck!