The epic songs of Russia /
by Isabel Florence Hapgood ; with an introductory note by Francis J. Child.
Hapgood, I. Florence. (1915). The epic songs of Russia. London: Constable.
Hapgood, Isabel Florence, 1850-1928. The Epic Songs of Russia. London: Constable, 1915.
Warning: These citations may not always be complete (especially for serials).