Laird, Charlton Grant, 1901-, author
Simon and Schuster, 1985
Buku Referensi
Roget, Peter Mark, 1779-1869, author
Longmans, Green and Co., 1953
Buku Referensi
Mawson, C. O. Sylvester, author
Garden City Publishing Company, 1940
Buku Referensi
Thomas Y. Crowell Company, 1962
Buku Referensi
Roget, Peter Mark, 1779-1869, author
The World Publishing Company, 1944
Buku Referensi