Simatupang, Iwan, 1928-1970, author
Pustaka Sinar Harapan, 1982
Buku Teks
Simatupang, Iwan, 1928-1970, author
Kompas, 2004
Buku Teks
Universitas Indonesia, 1993
UI - Skripsi (Membership)
Sinaga, Fiter Ubrin, author
Universitas Indonesia, 1996
UI - Skripsi (Membership)
Endang Iriawan, author
Universitas Indonesia, 2000
UI - Tesis (Membership)