Seals, sea lions, and walruses, a review of the pinnipedia /

Antzeko izenburuak

• Seals sealions and walruses
  nork: Scheffer, Victor B
• Seals and sea lions of the world
  nork: Bonner, Nigel
  Argitaratua: (1999)
• The year of the seal
  nork: Scheffer, Victor B.
  Argitaratua: (1972)
• Lion at sea /
  nork: Hennessy, Max
• Seals and sealing handbook
  nork: Warring, R H
  Argitaratua: (1981)