APA (7e ed.) Bronvermelding

Renewable Fuels Association. Fuel ethanol. Industry guidelines, specifications, and procedures.

Chicago (17e ed.) Bronvermelding

Renewable Fuels Association. Fuel Ethanol. Industry Guidelines, Specifications, and Procedures.

MLA (9e ed.) Bronvermelding

Renewable Fuels Association. Fuel Ethanol. Industry Guidelines, Specifications, and Procedures.

Let op: Deze citaties zijn niet altijd 100% accuraat.