Mabat, Y. 2011. ERICK D. LANGER: Expecting Pears from an Elm Tree: Franciscan Missions on the Chiriguano Frontier in the Heart of South America, 1830-1949. Durham & London: Duke University Press, 2009. EIAL - Estudios Interdisciplinarios de América Latina y el Caribe. 22, 2 (Jun. 2011), 159–162. DOI:https://doi.org/10.61490/eial.v22i2.1469.