Brady, James E.
[publisher not identified], [date of publication not identified]
Buku Teks SO
Sherman, Alan
Houghton Mifflin, 1992
Buku Teks SO
Malone, Leo J.
John Wiley & Sons, 1981
Buku Teks SO
Malone, Leo J.
John Wiley & Sons, 1994
Buku Teks SO
Brady, James E.
John Wiley & Sons, 1981
Buku Teks SO