Philp, R. (1985). Fossil fuel biomarkers: Applications and spectra. Elsevier.
Chicago Style aipamenaPhilp, R.P. Fossil Fuel Biomarkers: Applications and Spectra. New York: Elsevier, 1985.
MLA aipamenaPhilp, R.P. Fossil Fuel Biomarkers: Applications and Spectra. Elsevier, 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.