Brown, William, author
John Wiley & Sons, 2005
Buku Teks
Applequist, Douglas, author
John Wiley & Sons, 1982
Buku Teks
Carnduff, John, author
John Wiley & Sons, 1978
Buku Teks
Zlatkis, Albert, author
McGraw-Hill Kogakusha, 1973
Buku Teks
Kipping, F.B.
W & R Chambers, 1957
Buku Teks