Fisk, Peter
Elex Media Komputindo, 2006
Buku Teks
Farrukh, OA
Beirut Al-Kashaf-Press 1952
Buku Teks
edited by Sylvan Barnet, Morton Berman, William Burton
New American Library, 1960
Buku Teks
Isaacson, Walter
Collins Design, 2008
Buku Referensi
Horizon Press, 1957
Buku Teks SO