Haag, Stephen, author
McGraw-Hill, 2010
Buku Teks
Haag, Stephen, author
McGraw-Hill, 2004
Buku Teks
Haag, Stephen, author
Irwin McGraw-Hill, 1998
Buku Referensi
Haag, Stephen, author
McGraw-Hill, 2000
Buku Teks
Brady, Roger, author
Stanley Thornes, 1992
Buku Teks