Siddharta Utama, promotor
The demand for new cars and the index of consumer sentiment
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2003
 Artikel Jurnal
Does loan commitmen increase the risk exposure depositors? Siddharta Utama
 Artikel Jurnal
Harman, Alan
The basics of radio control model cars
Nexus Secial Interests,
 Buku Teks
Harryanto Suhardjo
Implikasi model elaborasi likelihood pada penggunaan media sosial untuk merencanakan perjalanan milenial = Implications of the likelihood elaboration model on the use of social media to plan millennial trips
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2019
 UI - Skripsi (Membership)
Poats, Rutherford M.
Technology for developing nations new directions for U.S. technical assistance / by Rutherford M. Poats
Brookings Institution , 1972
 Buku Teks