Geologic time scale

Antzeko izenburuak

• Geologic time scale /
  nork: Harland, Wb
  Argitaratua: (1982)
• A Geologic Time Scale
  nork: Brain Harl and .W and Richard L. Armstrong and Allen V Cox
  Argitaratua: (1989)
• Geologic time scale 2012
  nork: Gradstein, Felix M...[et.al]; ed
  Argitaratua: (2012)
• Geologic time Scale 2004
  nork: Gradstein, Felix.et.al
  Argitaratua: (2004)
• The geologic time scale 2012 /
  nork: Felix M. Gradstein and others
  Argitaratua: (2012)