Redatin Parwadi, author
Kanisius, 2010
Buku Teks
Saldi Isra, author
Kompas Media Nusantara, 2009
Buku Teks
Rose-Ackerman, Susan, author
Cambridge University Press , 1999
Buku Teks
Suyatno, author
Pustaka Sinar Harapan, 2005
Buku Teks
Harahap, Krisna, author
Grafitri, 2006
Buku Teks