Ross, S. A. (2001). Port safety audit manual. GEF/UNDP/IMO Regional Program on Partnerships in Environmental Management for the Seas of East asia (PEMSEA).
Lua i Stíl Chicago (17ú heag.)Ross, Stephen Adrian. Port Safety Audit Manual. Quezon City: GEF/UNDP/IMO Regional Program on Partnerships in Environmental Management for the Seas of East asia (PEMSEA), 2001.
Lua MLA (9ú heag.)Ross, Stephen Adrian. Port Safety Audit Manual. GEF/UNDP/IMO Regional Program on Partnerships in Environmental Management for the Seas of East asia (PEMSEA), 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.