edited by Barrett H. Clark and George Freedley
D. Appleton-Century, 1947
Buku Teks
Whiteson, Leon, author
Hurtig Publishers, 1983
Buku Teks
Mackie, J.A.C., editor
Pembangunan, 1963
Buku Klasik
editor, Pamusuk Eneste
Gramedia Pustaka Utama , 1981-1990
Buku Teks
Conrad, Peter, author
Thames and Hudson, 1998
Buku Referensi