หนังสือที่แต่งโดย Spencer, J. E 6 Results

No.TitlePublished
1Introducing cultural geography1978
2Asia, East by South : a cultural geography1971
3Shifting cultivation in Southeastern Asia1966
4Symposium: Effects of Shifting Cultivation on Natural Resources with Special Reference to Problems in SE Asia1957
5Land and people in the Philippines ; Geographic problems in rurla economy1952
6Land and people in the Philippines : geographic problems in rural economy1952