APA

Francisco Mejía Guinand, .Francisco Mejía Guinand. Bogotá, Colombia : Villegas Editores, 2002: .

Chicago

Francisco Mejía Guinand, .Francisco Mejía Guinand. Bogotá, Colombia : Villegas Editores, 2002: .

Harvard

Francisco Mejía Guinand, .Francisco Mejía Guinand. Bogotá, Colombia : Villegas Editores, 2002: .

MLA

Francisco Mejía Guinand, .Bogotá, Colombia : Villegas Editores, 2002: . .