Summary report

 I am create report based on workidcreateddate and time in warehose manage ment. this the main tables how can i join these table 

WHSWorkTable wHSWorkTable;
WHSWorkLine wHSWorkLine;
PwCAdviceMainTable pwCAdviceMainTable;
PwCRTWInquires pwCRTWInquires;
SalesTable salesTable;
CustTable custTable;
EcoResProductCategory ecoResProductCategory;
InventTransferJour inventTransferJour;
InventItemBarcode inventItemBarcode;
PwCItemApproval pwCItemApproval;
InventTable inventTable;
InventDim inventDim;

give me any one suggestion.