Underdown & Palmer. (2001). Ground studies for pilots navigation (6th ed.). Balackwell Science.
Chicago Style (17th ed.) CitationUnderdown and Palmer. Ground Studies for Pilots Navigation. 6th ed. Malden,MA: Balackwell Science, 2001.
MLA (9th ed.) CitationUnderdown and Palmer. Ground Studies for Pilots Navigation. 6th ed. Balackwell Science, 2001.
Warning: These citations may not always be 100% accurate.