Langer, E. D. (2009). Expecting pears from an elm tree: Franciscan missions on the Chiriguano frontier in the heart of South America, 1830 - 1949. Duke University Press.
Chicago Style (17th ed.) CitationLanger, Erick Detlef. Expecting Pears from an Elm Tree: Franciscan Missions on the Chiriguano Frontier in the Heart of South America, 1830 - 1949. Durham [u.a.]: Duke University Press, 2009.
MLA (8th ed.) CitationLanger, Erick Detlef. Expecting Pears from an Elm Tree: Franciscan Missions on the Chiriguano Frontier in the Heart of South America, 1830 - 1949. Duke University Press, 2009.
Warning: These citations may not always be 100% accurate.