Daniel, Moehar, author
Bumi Aksara, 2004
Buku Teks
Mubyarto, author
LP3ES, 1995
Buku Teks
Ormerod, Paul, author
Kepustakaan Popular Gramedia, 1998
Buku Teks
Faculty of Economic and Business UIN Syarif Hidayatullah, {s.a.}
Majalah, Jurnal, Buletin
Huala, Adolf, author
RajaGrafindo Persada, 1998
Buku Teks