APA-referens (7:e uppl.)

Draffin, N. (2009). An introduction to fuel analysis. Petrospot.

Chicago-referens (17:e uppl.)

Draffin, Nigel. An Introduction to Fuel Analysis. Adderbury: Petrospot, 2009.

MLA-referens (9:e uppl.)

Draffin, Nigel. An Introduction to Fuel Analysis. Petrospot, 2009.