Cita APA (7th ed.)
Dupré, A. (2010). Introduction to bunker credit risk. Petrospot.
Cita Chicago (17th ed.)
Dupré, Adam. Introduction to Bunker Credit Risk. Oxfordshire: Petrospot, 2010.
Cita MLA (9th ed.)
Dupré, Adam. Introduction to Bunker Credit Risk. Petrospot, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.