Hess, D. W. (1979). Pioneering in San Julian: A study of adaptive strategy formation by migrant farmers in eastern Bolivia. [s.l. :]: Ph. D. University of Pittsburgh.
シカゴスタイル引用形Hess, David W. Pioneering in San Julian: A Study of Adaptive Strategy Formation By Migrant Farmers in Eastern Bolivia. [s.l. :]: Ph. D. University of Pittsburgh, 1979.
MLA引用形式Hess, David W. Pioneering in San Julian: A Study of Adaptive Strategy Formation By Migrant Farmers in Eastern Bolivia. [s.l. :]: Ph. D. University of Pittsburgh, 1979.
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