Parker, Harry, author
John Wiley & Sons, 1994
Buku Teks
Parker, Harry, author
John Wiley & Sons, 1979
Buku Teks
Parker, Harry, author
John Wiley & Sons, 1988
Buku Teks
Wilcox, W. Wayne, author
John Wiley & Sons, 1991
Buku Referensi
Wiley, 1974
Buku Referensi