Query to get PO Agents in Oracle Cloud ERP

SELECT
distinct paa.agent_id ,
       ppf.display_name
     , pu.username
FROM
       po_agent_accesses     paa
     , per_person_names_f_v  ppf
     , per_users             pu
WHERE
       1                       = 1
       AND paa.agent_id        = ppf.person_id
       AND pu.person_id        = ppf.person_id