Requirment of datasource for data in t-code CJ20N and CJ40

Hello Experts,

I need few datasource which will complete my below requirement :

I need few fields from transaction CJ20N ie Project,WBS,Network,Activity and Service number ie PR and the quantity posted for the same PR.

Also I need Item level field from Activity perspective ie Start date & End date, Last Start date and Last finished date for a activity the same is present in transaction CJ20N.

Now also I need Rate per quantity (Service Numberwise) defined from transaction CJ40.

how will i get data for above mentioned requirement.

Your help is really appreciated and Thanks is advance.

Regards,

Foram