Civil Aviation Authority. (1968). Professional pilots' licences (aeroplanes and helicopters) : including the instrument and flying instructor's ratings: Including the instrument and flying instructor's ratings. H.M.S.O..
Chicago Style (17th ed.) CitationCivil Aviation Authority. Professional Pilots' Licences (aeroplanes and Helicopters) : Including the Instrument and Flying Instructor's Ratings: Including the Instrument and Flying Instructor's Ratings. H.M.S.O., 1968.
MLA (9th ed.) CitationCivil Aviation Authority. Professional Pilots' Licences (aeroplanes and Helicopters) : Including the Instrument and Flying Instructor's Ratings: Including the Instrument and Flying Instructor's Ratings. H.M.S.O., 1968.
Warning: These citations may not always be 100% accurate.