MLA

Hughes, Langston, 1902-1967, Sewell, Helen, 1896-1957. The dream keeper and other poems [by] Langston Hughes; with illustrations by Helen Sewell.. 1932. https://collections.library.yale.edu/catalog/16614456.

APA, 6th edition

Hughes, Langston, 1902-1967, & Sewell, Helen, 1896-1957. (1932)[The dream keeper and other poems [by] Langston Hughes; with illustrations by Helen Sewell.]. https://collections.library.yale.edu/catalog/16614456.