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.
Чикаго стиль цитування (17-те видання)Giraldo Gutiérrez, Francisco Luis, та 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.
Стиль цитування MLA (9-ме видання)Giraldo Gutiérrez, Francisco Luis, та 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.