Drews, A. W. (1998). Manual on hydrocarbon analysis (6th ed.). ASTM.
Cita Chicago (17th ed.)Drews, A. W. Manual on Hydrocarbon Analysis. 6th ed. West Conshohocken, PA: ASTM, 1998.
Cita MLA (9th ed.)Drews, A. W. Manual on Hydrocarbon Analysis. 6th ed. ASTM, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.