Botsford, F. H., & Engel, C. (1930). Botsford collection of folk-songs: With English versions by American poets (Rev. ed.). Schirmer.
芝加哥风格引文Botsford, Florence Hudson, 与 Carl Engel. Botsford Collection of Folk-songs: With English Versions by American Poets. Rev. ed. New York: Schirmer, 1930.
MLA引文Botsford, Florence Hudson, 与 Carl Engel. Botsford Collection of Folk-songs: With English Versions by American Poets. Rev. ed. Schirmer, 1930.
警告：这些引文格式不一定是100％准确.