Soeharto, author
State Secretariat of the Republic of Indonesia, 1995
Buku Klasik
1994
Buku Teks
Harmoko
Yayasan Gebyar Aksara Mandiri, 1992
Buku Teks
Hill, Norman L., author
Stanford University Press, 1929
Buku Teks
Office of the Executive Assistant
Gramedia Widiasarana Indonesia, 1995
Buku Referensi