APA (7th ed.) Citation

Tetley, L., & Calcutt, D. (1991). Electronic aids to navigation: Position fixing. London : Edward Arnold.

Chicago Style (17th ed.) Citation

Tetley, L., and David Calcutt. Electronic Aids to Navigation: Position Fixing. London : Edward Arnold, 1991.

MLA (9th ed.) Citation

Tetley, L., and David Calcutt. Electronic Aids to Navigation: Position Fixing. London : Edward Arnold, 1991.

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