Apple Watch App Development by Steven F. Daniel (2016, Trade Paperback)

Android Wearable Programming by Daniel, Steven F.

The Ultimate ADALO APP Development Guide by Daniel Melehi Paperback Book

Revolutionizing Product Development by Steven C Wheelwright and Kim B Clark

Apple Watch App Development, Like New Used, Free shipping in the US

Apple Watch App Development, Brand New, Free shipping in the US

Xcode 4 iOS Development Beginner's Guide,Steven F. Daniel

The Ultimate Guide to Cross-Platform App Development with Xamarin by Daniel Mele