David W. Cochran

HyperStudio Express 3.1 for Windows/Macintosh

2000

HyperStudio express, 1.0 for Windows

1997

HyperStudio express, Macintosh 3.0

1997

HyperStudio

1995

Macintosh quick start

1992

Yearning, Learning, Earning an

Yearning, Learning, Earning and Returning

1981