Gaya APA
      INGEBRITSEN, S, E, ;, S, W, E. (1998).
    Groundwater in geologic processess .
    :
  Cambridge University Press.
  
Gaya MLA
      INGEBRITSEN, Steven, E., ;, SANFORD,, Ward, E.
    "Groundwater in geologic processess".
    
    :
  Cambridge University Press,
  1998.
  Buku.