Cita APA (7a ed.)

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.

Cita Chicago Style (17a ed.)

Langer, Erick Detlef. Expecting Pears from an Elm Tree: Franciscan Missions on the Chiriguano Frontier in the Heart of South America, 1830-1949. Durham: Duke University Press, 2009.

Cita MLA (8a ed.)

Langer, 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.