Rudfdle, K. (1974). The Yukpa cultivation system; a study of shifting cultivation in Columbia and Venezuela. Venezuela: University of California Press.
Chicago Style CitationRudfdle, Kenneth. The Yukpa Cultivation System; a Study of Shifting Cultivation in Columbia and Venezuela. Venezuela: University of California Press, 1974.
MLA CitationRudfdle, Kenneth. The Yukpa Cultivation System; a Study of Shifting Cultivation in Columbia and Venezuela. Venezuela: University of California Press, 1974.
Warning: These citations may not always be 100% accurate.