หนังสือที่แต่งโดย Gamble, Alton F 5 Results

No.TitlePublished
1The Amphur Farmer Groups in Thailand1973
2End of Tour Report (August 1966 through December 1971)1971
3In Depth Report on the Amphur Farmer Groups in Thailand1969
4Amphur Farmer Groups - The First Year1968
5Report, Amphur Farmer Groups, The First Year1968