Institution, 8. B. S. Specification for picture sizes and location of rear windows of film cameras.
Čikaški stil citiranja (17. izdanje)Institution, 8096 British Standards. Specification for Picture Sizes and Location of Rear Windows of Film Cameras.
MLA način citiranja (9. izdanje)Institution, 8096 British Standards. Specification for Picture Sizes and Location of Rear Windows of Film Cameras.
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