The Civil service year book 1989
England. Cabinet Office
Her Majesty's Stationery Office, 1989
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Britannica book of the year 1988
Encyclopaedia Britannica Inc., 1988
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On-flight origin and destination : year and quarter ending 30 September 1988 / International Civil Aviation Organization
ICAO , 1988
Buku Teks
Guinness book of records 1988 editor and
London Guinnes Books 1987
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The World almanac and book of facts 1988
Newspaper Enterprise Association, 1987
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