Holder, L.(2008).Training and Assessment On-Board : A Guide to Seafarers and Managers on How to Make Best Use of Opportunities for Practical Training and Assessment of Competence On-Board Ship Third Edition .United Kingdom:Penerbit Witherby Seamanship International.
Gaya MLA
Holder, L.A.."Training and Assessment On-Board : A Guide to Seafarers and Managers on How to Make Best Use of Opportunities for Practical Training and Assessment of Competence On-Board Ship Third Edition".United Kingdom:Penerbit Witherby Seamanship International,2008.Text.