National Instruments 320321-01 Text Utilities Reference Manual

National Instruments 320282-01 1991 NI-488.2 MS-DOS Software Reference Manual.

Borland 1993 Turbo Debugger Version 4.0 User's Guide Manual, C++ DOS Reference

National Instruments 320702C-01 - NI-488.2 Function reference for DOS/Windows

National Instruments 320702C-01 NI-488.2 Function Reference Manual Dos/Windows

National Instruments 320700-01 NI-488.2 User Manual For DOS

National Instruments 320700-01 1994 GPIB NI-488.2 User Manual for DOS.

National Instruments NI-VXI DOS Utillities Reference Manual