Start with high-confidence mac hardware books, then narrow by subgenre or adjacent topics.
Cocoa Programming for OS X
Aaron Hillegass, Adam Preble
Flash CS3: the Missing Manual
E. Vander Veer, Chris Grover
Mac OS X Leopard: the Missing Manual
David Pogue
Macs All-in-one for Dummies
Paul McFedries
Creative Selection
Ken Kocienda
Ipad and Ipad Pro for Dummies
Macbook for Dummies
Mark L. Chambers
Teach Yourself VISUALLY Macbook Pro and Macbook Air
Guy Hart-Davis
Using Mac OS X Lion Server
Charles Edge
Macintosh Terminal Pocket Guide
Daniel Barrett
Learning Unix for OS X
Dave Taylor
OS X Yosemite: the Missing Manual
Apple