developed by the All-weather Operations Panel and issued by authority of the Air Navigation Commission
International Civil Aviation Organization
1967-
Doc (International Civil Aviation Organization)
8685. AWOP/IIII-1-2, 9091. AWOP/5, 9200, AWOP/6, 9310. AWOP/8, 9400. AWOP/9, 9449. AWOP/10
3rd : 1967 : vol. 1 , 3rd : 1967 : vol. 2 , 5th : 1973 , 6th : 1977 , 8th : 1980 , 9th : 1982 , 10th : 1984
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