Dena J. Epstein, 1977, "Sinful Tunes and Spirituals, Black Folk Music to the Civil War." Univ. Illinois Press.

Paul Oliver, 1968, 1989pb, "Screening the Blues, Aspects of the Blues Tradition." Da Capo Press, NY

B. H. Bronson, 1969, "The Ballad as Song." Univ. California Press

Iona and Peter Opie, 1985, "The Singing Game," Oxford Univ. Press

Botkin, B. A., "The American Play-Party Song," 1837, Frederick Ungar Pub. Co. NY

Frances Toor, 1947, 1964 etc., "A Treasury of Mexican Folkways," Crown Pub. NY