Richard Wentk

Hands-on music theory

Teach yourself visually

Getting Started with Raspberry Pi

Raspberry Pi For Kids For Dummies

Ios App Development Portable Genius

Xcode 4

Cocoa

Teach Yourself VISUALLY Raspberry Pi

Photoshop Elements 13

Raspberry Pi

Xcode 5 Developer Reference Developer Reference

Teach Yourself VISUALLY Photoshop Elements 13

Xcode 5 Developer Reference

Teach Yourself VISUALLY IPhoto for IPad

Mac OS X Lion Server Portable Genius

Mac Os X Lion Server

iPhone OS Development Visual Blueprint

IPhone OS Development

Cocoa

Easy PC Projects ("Which?" Guides)

Computers for Small Business

The "Which?" Computer Troubleshooter ("Which?" Consumer Guides)

The "Which?" Guide to the Internet ("Which?" Consumer Guides)

"Which?" Guide to Computers for Small Businesses ("Which?" Consumer Guides)

The "Which?" Guide to Computers ("Which?" Consumer Guides)

Buying a Computer ("Which?" Guidelines S.)