Title: YaʼIntarnāšenāl sivil ʼaviyéšen dereǧet (ICAO) mesratā 50ña ʻāmat kebra-baʻāl simpoziyam, Ḥedar 28 qan 1987 ā.me
First published: 1994
Description: Proceedings of a symposium marking the 50th anniversary of the International Civil Aviation Organization.
LC classification: UNCLASSIFIED 999 (D)