Keputusan Presiden (KEPPRES) No. 22 Tahun 1988

Keputusan Presiden (Keppres) Nomor 22 Tahun 1988 tentang Pengesahan An Agreement Among The Governments Of Brunei Darussalam, The Republic Of Indonesia, Malaysia, The Republic Of The Philipines, The Republic Of Singapore, Anda The Kingdom Of Thailand For The Promotion And Protection Of Investment