Wilson, S., Card, G., & Haines, S. (2009). Ground gas handbook. Whittles Pub. ; CRC Press.
Chicago Style (17th ed.) ZitazioaWilson, Steve, Geoff Card, eta Sarah Haines. Ground Gas Handbook. Dunbeath, Scotland : Boca Raton, Fla.: Whittles Pub. ; CRC Press, 2009.
MLA (9th ed.) ZitazioaWilson, Steve, et al. Ground Gas Handbook. Whittles Pub. ; CRC Press, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.