McGraw-Hill, 2012
Buku Referensi
edited by Peter Conti-Brown & David A. Skeel, Jr.
Cambridge University Press , 2012
Buku Teks
Brueggeman, William B., author
McGraw-Hill Irwin, 2011
Buku Teks
Marsa, Linda
Scribner , 1997
Buku Teks
Duronio, Margaret A.
Jossey - Bass Publishers , 1991
Buku Teks