Wallis, E. E. (1970). The trimodal structure of a folk poem. [s.n.].
Chicago Style CitationWallis, Ethel E. The Trimodal Structure of a Folk Poem. [s.n.], 1970.
MLA CitationWallis, Ethel E. The Trimodal Structure of a Folk Poem. [s.n.], 1970.
Warning: These citations may not always be 100% accurate.