Holschuh, Louis W.
St. Martin's , 1988
Buku Teks
Langan, John, 1942-, author
McGraw-Hill, 1992
Buku Teks
Mather, Peter, author
McGraw-Hill, 2016
Buku Teks
Mather, Peter, author
McGraw-Hill, 2012
Buku Teks
Thomas Nelson and Sons, [date of publication not identified]
Buku Teks