Giraldo Gutiérrez, F. L., & Londoño Vásquez, D. A. (2017). Description and Reference: Language as a Possibility for Veracity. A Matter of World-System Limits and Speech Acts. Universidad Pedagógica y Tecnológica de Colombia.
Chicago-referens (17:e uppl.)Giraldo Gutiérrez, Francisco Luis, och David Alberto Londoño Vásquez. Description and Reference: Language as a Possibility for Veracity. A Matter of World-System Limits and Speech Acts. Universidad Pedagógica y Tecnológica de Colombia, 2017.
MLA-referens (9:e uppl.)Giraldo Gutiérrez, Francisco Luis, och David Alberto Londoño Vásquez. Description and Reference: Language as a Possibility for Veracity. A Matter of World-System Limits and Speech Acts. Universidad Pedagógica y Tecnológica de Colombia, 2017.