I need help getting BPA line item information together with PO and Invoice information

I started working on writing query to fetch the data for invoice holds. But I need help adding BPA data such as

Here is my script:

Select

AP_INVOICES_ALL.CREATION_DATE as "Creation_Date",

AP_INVOICES_ALL.INVOICE_NUM as "Invoice_Number",

AP_INVOICES_ALL.ATTRIBUTE1 as "Hold_Assigned_To",

AP_INVOICES_ALL.ATTRIBUTE2 as "Hold_Action_Needed",

AP_INVOICES_ALL.VENDOR_ID,

AP_INVOICES_ALL.VENDOR_SITE_ID,

AP_INVOICE_LINES_ALL.LINE_NUMBER as "Invoice_Line_Number",

AP_INVOICE_LINES_ALL.DESCRIPTION as "Description",

AP_INVOICE_LINES_ALL.QUANTITY_INVOICED as "Invoice_Quantity",

AP_INVOICE_LINES_ALL.UNIT_PRICE as "Invoice_Unit_Price",