Link for creating Warehouse application in Salesforce

Below is the link for Warehouse Application

http://www.salesforce.com/us/developer/docs/workbook/index_Left.htm#CSHID=create_app_intro.htm|StartTopic=Content%2Fcreate_app_intro.htm|SkinName=webhelp

This workbook helps us to understand and explore Salesforce.com.

Cheers!!!