XMaster Developer Special Offer Price!
Use the XMaster Developer package to develop an expert system that can be consulted by XMaster User.

XMaster Developer Special Offer package contains:

one copy of XMaster Developer and a licence to install XMaster Developer on one machine at any one time;

one copy of XMaster User and a licence to install XMaster User on up to five machines at any one time.

one on-disc copy of each of the four manuals:
XMaster Developer's Guide;
XMaster Developer Tutorial;
XMaster User's Guide;
XMaster User Tutorial.