edited by Gordon Grice
Rockport Publishers, 1996
Buku Teks
Yee, Rendow
John Wiley & Sons, 1997
Buku Teks
Kuckein, H. Eberhard
Reston Pub. Co, 1984
Buku Teks
Cooper, Douglas
John & Sons, 2007
Buku Teks
Lin, Mike W.
Van Nostrand Reinhold Company , 1985
Buku Teks