Kluwer Law International, 1995
Buku Teks
Oleksy, Jerome E.
Prentice-Hall, 1981
Buku Teks
Romanek, Richard J.
Prentice-Hall, 1975
Buku Teks
American Institute of Chemical Engineers, [1987]
Buku Teks
Bruce, David, author
Reston Publishing, 1984
Buku Teks