(2005). Water encyclopedia: Ground water. Hoboken, N.J: John Wiley & Sons.
Chicago Style aipamenaWater Encyclopedia: Ground Water. Hoboken, N.J: John Wiley & Sons, 2005.
MLA aipamenaWater Encyclopedia: Ground Water. Hoboken, N.J: John Wiley & Sons, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.