Dimock, Marshall Edward, author
Henry Holt , 1953
Buku Teks
Hawthorne, Edward P.
McGraw-Hill c., 1978
Buku Teks
Norbeck, Edward
Harper & Brothers publishers, 1961
Buku Teks
Olsen, Edward A, author
Praeger Security International, 2005
Buku Teks
Anson, Edward M.
Harcourt Brace Jovanovich, 1985
Buku Teks