Herzfeld, Michael. Ours Once More: Folklore, Ideology, and the Making of Modern Greece. New York, NY: Pella Publishing Company, 1986. x, 197 p.

ISBN 0918618320; 9780918618320

Originally published in 1982 by the University of Texas Press. ISBN 0292760183.

Frequent references to folksong, especially kleftic, passim. Particularly related to texts: Chapter 5, "The Creation of a Discipline" of 'laografia'; Appendix A, "Politis' Folklore Taxonomy" (a translation of Nikolaos Politis' classic statement on the definition and organization of 'laografia' [Λαογραφία 1 (1909): 6-10]) (pp. 145-148).