"Step It Out Mary" (also "Step It Out Mary My Fine Daughter")[1] is a traditional Irishballad.[2][3] In 1999, The Companion to Irish Traditional Music credited Sean McCarthy with penning the song.[4]
^Vallely, Fintan, ed. (1999). "Song, Regional Song, Dublin Street Song". The Companion to Irish Traditional Music. Cork: Cork University Press. pp. 360–362. ISBN1-85918-148-1.
^Zhito, Lee, ed. (4 March 1967). "Hits of the World". Billboard. Vol. 79, no. 9. Dublin: Hal B. Cook. p. 66. ISSN0006-2510.
^Stewart, Ken (10 June 1967). Zhito, Lee (ed.). "From the Music Capitals of the World". Billboard. Vol. 79, no. 23. Dublin: Hal B. Cook. p. 55. ISSN0006-2510.