Musik tradisional: Perbedaan antara revisi

* Musik Ul-daul (dari Madura).

 

* ''English Folk Songs from the Southern Appalachians''. Collected by Cecil J. Sharp. Ed. Maud Karpeles. 1932. London. Oxford University Press.

* Karpeles, Maud. ''An Introduction to English Folk Song''. 1973. Oxford. Oxford University Press.