ATS Data Acquisition, Processing and Transfer (ADAPT) Panel : third meeting : Montreal, 12-23 January 1981 : report /
ATS Data Acquisition, Processing, and Transfer Panel.Meeting(3rd :1981 :Montreal, Quebec)
International Civil Aviation Organization.Air Navigation Commission.
[Montreal, Quebec?] : International Civil Aviation Organization,
1981.
Issued also in French, Russian, and Spanish.
Cover title.
Errata sheet laid in.
Contains Corrigendum.
Air traffic rules, International.