Garrett, Donald E.
Van Nostrand Reinhold, 1989
Buku Teks
Vilbrandt, Frank C.
McGraw-Hill Kogakusha, Ltd., 1959
Buku Teks
Riggs, James L., author
McGraw-Hill, 1982
Buku Teks
Mitchell, Robert L., author
John Wiley & Sons, 1980
Buku Teks
Riggs, James L., author
McGraw-Hill, 1996
Buku Teks