Tuhan, maaf, kami sedang sibuk : renungan dan inspirasi spiritual orang kantoran
Tuhan, maaf, kami sedang sibuk : renungan dan inspirasi spiritual orang kantoran
Transforming Indonesia volume 1 : selected international speeches of Indonesia's president Dr. Susilo Bambang Yudhoyono
Revolusi belum selesai : kumpulan pidato Presiden Soekarno 30 September 1964-5 - pelengkap Nawaksara
Revolusi belum selesai 2 jilid : kumpulan pidato Presiden Soekarno 30 September 1965 - pelengkap Nawaksara
Public speaking
Fundamentals of public speaking / Donald C. Bryant, Karl R. Wallace
iSpeak :public speaking for contemporary life
The Art of public speaking / Stephen E. Lucas