Lot of 3 Vintage Apple Programming Books - Titles Include:

The Apple Connection - by James W. Coffron, Sibex Inc.- 1982

Apple 2 User's Guide - by Lon Poole, Martin McNiff and Steven Cook, Osborne/McGraw-Hill -1981

Guide to Your Apple 3 - Stanley M. Miastkowski, Osborne/McGraw-Hill - 1983

Conditions Vary from Very Good to Good (see pics)