some iOS programming tutorial ebooks

[Tokomon]

I'm looking for some of these books

http://www.informit.com/store/ios-uicoll...0133762617
http://www.informit.com/store/dive-into-...0133365696
http://www.informit.com/store/advanced-i...0321884220
http://www.informit.com/store/ios-7-appl...0672337062
http://www.informit.com/store/learning-i...0133138719

I've searched from some free ebooks sites but haven't found it yet