Niklaus Wirth Bill Gates Jonathon Sachs Dennis Ritchie
Bill Gates Gary Kildall Gene Amdahl Ken Thompson/Dennis Ritchie
Thomas Kurtz/ John Kemeny Dennis Ritchie Niklaus Wirth Jean Ichbiach
Windows 2000 / Unix Windows 2000 / Netware Windows NT / Netware Oracle / Unix
BASIC C Ada Pascal