Neal, C. (1997). Boron water quality for the Plynlimon catchments. Copernicus Publications.
Chicago Style aipamenaNeal, C. Boron Water Quality for the Plynlimon Catchments. Copernicus Publications, 1997.
MLA aipamenaNeal, C. Boron Water Quality for the Plynlimon Catchments. Copernicus Publications, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.