Voice: BÉLICO INDIE - Artist: Grupo Los Del 70 - Producer: Eduardo Carrillo - Recording Engineer: Daniel Sanchez - Mix Engineer: Jorge Chapaz - Mix Engineer: Alfonso Valdez De La Valdez De La Riva - Mastering Engineer: Jorge Chapaz - Mastering Engineer: Alfonso Valdez De La Valdez De La Riva - A&R Coordinator: Erick Sauceda - A&R Coordinator: Rodrigo Flores - A&R Coordinator: Linda Díaz - A&R: Jorge Loayzat - Other: Walter Ibarra - Other: José Luis Juárez - Other: Antonio Garza - Trombone: Daniel Ángel Cordero Barragan - Voice: David Flores Martínez - Guitar: David Flores Martínez - Voice: Juan Pascuala Victoriano - Guitar: Juan Pascuala Victoriano - Tuba: Rodrigo Garcia Montes - Strings: Hugo Cesar Miranda Maldonado - Trombone: Christian Rolando Montes García