Ocean floor

Antzeko izenburuak

• Ocean floor
  nork: Petterson, Hans
  Argitaratua: (1954)
• Ocean Floor
  nork: Pettersson,Hans
  Argitaratua: (1969)
• The Floor of the Ocean
  nork: Aldworth Daly, Reginald
  Argitaratua: (1942)
• The Floors of the Oceans
  nork: Heezen, Bruce C.
  Argitaratua: (1963)
• Ocean Floor mining
  nork: Pearson, Jones S.
  Argitaratua: (1975)