Gaya APA
      INGEBRITSEN, S, S, W, N, C. (2006).
    Groundwater in geologic processes second edition .
    :
  Cambridge University.
  
Gaya MLA
      INGEBRITSEN, Steve;, SANFORD,, Ward;, NEUZIL,, Chris.
    "Groundwater in geologic processes second edition".
    
    :
  Cambridge University,
  2006.
  Buku.