(1967). Studies in poetry. L.W. Singer.
Chicago-čujuhus (17. p.)Studies in Poetry. New York: L.W. Singer, 1967.
MLA-čujuhus (9. p.)Studies in Poetry. L.W. Singer, 1967.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.