Tohutoro APA (7th ed.)
Draffin, N. (2010). An introduction to bunker operations. Petrospot Ltd..
Tohutoru Kātū Chicago (17th ed.)
Draffin, Nigel. An Introduction to Bunker Operations. Adderbury, Oxfordshire, England: Petrospot Ltd., 2010.
Tohutoro MLA (9th ed.)
Draffin, Nigel. An Introduction to Bunker Operations. Petrospot Ltd., 2010.
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