Sheridan, Thomas E.; Noriega, Joseph (1984). "FROM LUISA ESPINEL TO LALO GUERRERO: Tucson's Mexican Musicians Before World War II". The Journal of Arizona History. 25 (3): 285–300. ISSN0021-9053. JSTOR41859599.
Sheridan, Thomas E.; Noriega, Joseph (1984). "FROM LUISA ESPINEL TO LALO GUERRERO: Tucson's Mexican Musicians Before World War II". The Journal of Arizona History. 25 (3): 285–300. ISSN0021-9053. JSTOR41859599.