Since you cannot buy a new digital copy, you have two primary options:

: The 15-season mode was reaching a level of depth that made the "full version" essential for those wanting to experience the long-term arc of club management. The Preservation of Digital History

If the game resolution looks stretched, consider downloading a community-made "Widescreen Fix" to adapt the 4:3 aspect ratio to modern monitors.

If you still have a CD-ROM drive or can buy an external USB DVD drive ($20 on Amazon):

Absolutely. But with a caveat.