A Geologic Time Scale

Antzeko izenburuak

• Geologic time scale
  nork: Harland, W B
  Argitaratua: (1982)
• Geologic time scale /
  nork: Harland, Wb
  Argitaratua: (1982)
• Phanerozoic Time-Scale
  nork: Harl and W. B and Gilbert Smith .A and Wilcock B
  Argitaratua: (1964)
• Geologic time Scale 2004
  nork: Gradstein, Felix.et.al
  Argitaratua: (2004)
• The geologic time scale 2012 /
  nork: Felix M. Gradstein and others
  Argitaratua: (2012)