Senn, James A.
Wadsworth, 1990
Buku Teks
Parker, Charles S., author
McGraw-Hill, 1989
Buku Teks
Senn, James A.
Wadsworth, 1978
Buku Teks
O`Brien, James A., 1936-, author
McGraw-Hill, 2011
Buku Teks
Lucey, T.
Grand Union industrial Estate, 1989
Buku Teks