Roberts, Kate Louise, compiler
Grosset and Dunlap , 1940
Buku Referensi
Little, Charles E., author
Gale Research Company, 1967
Buku Referensi
Dodd, Mead & Company, 1956
Buku Referensi
edited by Stanley J. Kunitz, Howard Haycraft and Wilbur C. Hadden
H.W. Wilson, 1933
Buku Referensi
edited by Stanley J. Kunitz, Howard Haycraft
Wilson, 1936
Buku Referensi