COLLER, X. (2017). Esperanto and its Rivals. The Struggle for an International Language. Roberto Garvía. (Philadelphia, University of Pennsylvania Press, 2016). Centro de Investigaciones Sociológicas.
Chicago Style (17th ed.) CitationCOLLER, Xavier. Esperanto and Its Rivals. The Struggle for an International Language. Roberto Garvía. (Philadelphia, University of Pennsylvania Press, 2016). Centro de Investigaciones Sociológicas, 2017.
MLA (9th ed.) CitationCOLLER, Xavier. Esperanto and Its Rivals. The Struggle for an International Language. Roberto Garvía. (Philadelphia, University of Pennsylvania Press, 2016). Centro de Investigaciones Sociológicas, 2017.
Warning: These citations may not always be 100% accurate.