World travel encyclopedian : insight guides
APA Publications , 2007
 Buku Referensi
What is a man / Eric Lucas (editor)
Oxford University Press, 1962
 Buku Teks
The little guides flowers /consultant editor, Geoffrey Burnie
FOG City Press, 2000
 Buku Teks
Computer usage; applications / editor, Eric A. Weiss
McGraw-Hill , 1970
 Buku Teks
Militer dalam politik / Editor Eric Nordlinger; Alih bahasa: Sahat Simamora
Rineka Cipta, 1994
 Buku Teks