Mills, Ralph J. Theodore Roethke. - Minneapolis, Estados Unidos University of Minnesota Press. 1963 - 47 p. 21 cm. - University of Minnesota Pamphlets on American Writers; 30. . Bibliografía: p. 46-47. Subjects--Personal Names: ROETHKE, THEODORE, 1908-1963. Dewey Class. No.: 811/R629M6