Gaya APA

, I. (2017). Model Course 7.09 Rating Forming part Of A Watch In A Manned Engine-Room Or Designated To Perform duties in A Periodically Unmanned Engine-Room 2017 Edition (2017). London: International Maritime Organization.

Gaya MLA

, IMO. "Model Course 7.09 Rating Forming part Of A Watch In A Manned Engine-Room Or Designated To Perform duties in A Periodically Unmanned Engine-Room 2017 Edition". 2017 London: International Maritime Organization, 2017. Text.