Haag, Stephen
McGraw-Hill, 2000
Buku Teks
Haag, Stephen
McGraw-Hill, 2010
Buku Teks
Haag, Stephen
Irwin McGraw-Hill, 1998
Buku Referensi
Kroenke, David M., 1946-
McGraw-Hill, c1992
Buku Teks
edited by Barbara C. McNurlin and
Prentice-Hall, 1998
Buku Teks