Gaya APA

ICAO, . (2018). DOC 9937 AN/477 OPERATION PROCEDURES AND PRACTICES FOR REGIONAL MONITORING AGENCIES IN RELATION TO THE USE OF A 300 M (1000 FT) VERTICAL SEPARATION MINIMUM BETWEEN FL 290 AND FL 410 INCLUSIVE (SECOND EDITION). Canada: ICAO.

Gaya MLA

ICAO, . "DOC 9937 AN/477 OPERATION PROCEDURES AND PRACTICES FOR REGIONAL MONITORING AGENCIES IN RELATION TO THE USE OF A 300 M (1000 FT) VERTICAL SEPARATION MINIMUM BETWEEN FL 290 AND FL 410 INCLUSIVE". SECOND EDITION Canada: ICAO, 2018. Text.