Panjaitan, Merphin, author
1997
UI - Tesis (Membership)
Lorca, Federico Garcia
Jakarta Pustaka Jaya 1973
Buku Teks
Benda, Julien, author
Gramedia Pustaka Utama, 1997
Buku Teks
Hasibuan, Muhammad Umar Syadat, author
Yayasan Obor Indonesia , 2008
Buku Teks
Semaoen, author
Jendela, 2000
Buku Teks