Sek Jen DPR RI, 2013
Buku Referensi
Ziegenhain, Patrick, author
Institute of Southeast Asian Studies, 2008
Buku Teks
Sekretariat Jendral MPR RI
Sekretariat Jendral MPR-RI, 2008
Buku Teks
Maria Widyaningsih, author
Universitas Indonesia, 2006
UI - Tesis (Membership)
CV Pantjuran tudjuh, 1973
Buku Teks