SAP ABAP Function Module CRM_ISX_INVOICE_READ (Read Billing Document) is using

• Class (4)
• Data Element (1)
• Interface (1)
• Message Class (1)
• Message Number (1)
• Class Method (7)
• Table (7)

#	Object Type	Object Name	Object Description	Note
1	Interface	IF_ISX_MD_COL_FRAMEWORK	Interface for Common Object Layer