Carey, Francis A., 1937-
McGraw-Hill , 2003
Multimedia
Baker, A. David
West Publishing, 1992
Buku Teks SO
Barry, Roger D.
Bobbs Merrill, 1975
Buku Teks SO
Barry, Roger D.
Bobbs Merrill, 1975
Buku Teks SO
Beyer, Hans
[Publisher not identified], [Date of publication not identified]
Buku Teks SO