APA (7th ed.) Citation

Close, S. C. (1969). The early years of the Ordnance Survey / by Sir. C. Close. David and Charles.

Chicago Style (17th ed.) Citation

Close, Sir C. The Early Years of the Ordnance Survey / by Sir. C. Close. David and Charles, 1969.

MLA (9th ed.) Citation

Close, Sir C. The Early Years of the Ordnance Survey / by Sir. C. Close. David and Charles, 1969.

Warning: These citations may not always be 100% accurate.