Lawis, G. Malcolm

American balladry from British broadsides: a guide for students and collectors of traditional song / by G. Malcolm Lawis, Jr..  Philadelphia : American Folklore Society, 1957. xiii, 315 pages; 24 cm.

Harrington, Joyce Ione

Barbara Allen: its provenance, history and variations / by Joyce Ione Harrington.  1954. 3, 158 pages : maps copies; 29 cm.

Sharp, Cecil J. (Cecil James)

English folk song, some conclusions / by Cecil J. Sharp.  2nd ed. London : Novello & Co., Ltd. : The Wessex Press, 1936. xvi, 143 pages: music; 25 cm.

Zimmermann, Georges Denis

Irish political street ballads and rebel songs 1780-1900 / by Georges-Denis Zimmermann.  Genève : Imprimerie La Sirène, 1966. 342 pages : music ; 23 cm.

Bronson, Bertrand Harris

The singing tradition of Child's popular ballads Princeton, N.J. : Princeton University Press, 1976. xlvi, 526 pages : music ; 29 cm.