3.
Applesoft Language: (Detailed Programming Instruction Specifically for the Apple Computer)
by Blackwood, Brian D., Blackw...
ISBN: 9780672218118
4.
Intimate Instructions in Integer BASIC
by Blackwood, Brian D., Blackw...
ISBN: 9780672218125
List Price: $8.95
5.
Disks, Files, and Printers for the Apple II
by Blackwood, Brian D., Blackw...
ISBN: 9780672221637
List Price: $15.95