Stanfield, Peggy S. , author
Jones & Bartlett Learning, 2012
Buku Teks
Kerridge, Ian, author
Social Science Press, 1998
Buku Teks
Liliana Sugiharto, author
Universitas Atmajaya (PUAJ), 2006
Buku Teks
Mosby, Elsevier, 2006
Buku Referensi
edited by Michael Parker
Routledge , 1999
Buku Teks