Tetley, L., & Calcutt, D. (1991). Electronic aids to navigation: Position fixing. London : Edward Arnold.
Čikaški stil citiranja (17. izdanje)Tetley, L., i David Calcutt. Electronic Aids to Navigation: Position Fixing. London : Edward Arnold, 1991.
MLA način citiranja (9. izdanje)Tetley, L., i David Calcutt. Electronic Aids to Navigation: Position Fixing. London : Edward Arnold, 1991.
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