For the reciProfity standard layout, please see the section V in this document entitled "Import Invoices from Suppliers". Please note that CostGuard Standard is the same layout at reciProfity Standard
eSysco Canada- please see this link
eSysco- see this link for sample invoice
Sysco EDI- choose Sysco EDI or reciProfity Standard. See reciProfity Standard layout information at the top of this page for layout information.
GFS US- see this link for sample invoice
US Foodservice- see this link for a sample invoice