ASEAN. Permanent Committee on Communications, Air Traffic Services and Meteorology. Meeting. (1976). Report of the Sixth Meeting of the ASEAN Permanent Committee on Communications, Air Traffic Services and Meteorology, Manila, Philippines. s.n..
Chicago-referens (17:e uppl.)ASEAN. Permanent Committee on Communications, Air Traffic Services and Meteorology. Meeting. Report of the Sixth Meeting of the ASEAN Permanent Committee on Communications, Air Traffic Services and Meteorology, Manila, Philippines. [S.l.: s.n., 1976.
MLA-referens (8:e uppl.)ASEAN. Permanent Committee on Communications, Air Traffic Services and Meteorology. Meeting. Report of the Sixth Meeting of the ASEAN Permanent Committee on Communications, Air Traffic Services and Meteorology, Manila, Philippines. s.n., 1976.