IOS && android Reference

Android:

http://theocacao.com/document.page/510

Chinese: http://code.google.com/p/androidbmi/wiki/AndroidUrli

API: http://developer.android.com/reference/android/appwidget/package-summary.html

IOS:

Learning: http://blog.hellolucky.info/articles/ios-beginner-ios-development/

wiki: http://zh.wikipedia.org/wiki/Objective-C

Books:

http://www.cse.iitd.ernet.in/~cs5090250/Learning%20Android.pdf

http://recursos.wook.pt/2BDFAF6D-74EE-4B41-9CCA-B2D4665B6CC2/FinalDownload/DownloadId-128A5670DCFAADED918A0F131F4BFF0C/2BDFAF6D-74EE-4B41-9CCA-B2D4665B6CC2/recurso?&id=2851428

http://www.cdjdn.com/sites/default/files/20110421%20-%20Droid%20Programming.pdf

http://kronox.org/documentacion/Professional_Android_Application_Development.pdf

http://www.cse.iitd.ernet.in/~cs5090250/Learning%20Android.pdf