Skousen, Mark, author
Buku Teks
Skousen, Mark, author
Penada media group, 2009
Buku Teks
Skousen, Mark, author
Prenada Media , 2005
Buku Teks
Craib, Ian, author
RajaGrafindo Persada, 1986
Buku Teks
Lepi T. (Tanadjaja) Tarmidi, author
1999
Artikel Jurnal