Devoción   Creator:   Concepción, César ( performer ) Concepción, César ( composer ) Gutiérrez, Freddie ( performer ) Publisher.Display:   Alegre Format:   1 sound disc : 78 rpm ; 10 in. Subjects.Display:   bolero Source Institution:   Florida International University Devoción	El sábado   Creator:   Concepción, César ( performer ) Concepción, César ( composer ) Gutiérrez, Freddie ( performer ) Publisher.Display:   Alegre Format:   1 sound disc : 78 rpm ; 10 in. Subjects.Display:   plena Source Institution:   Florida International University El sábado