21
Maurer, Hermann A.
Addison-Wesley,
1996,
22
Bolton, Martin
Addison-Wesley Pub. Co.,
1990,
23
24
Corbett, John
Addison-Wesley,
1991,
27
Schuler, Douglas.
Addison-Wesley Pub. Co.,
1996,
28
Scharf, Louis L
Addison-Wesley Pub. Co.,
1990,
29
Braun, Christoph
Addison-Wesley,
1995,