History of wet-rice lands in Kerala (3rd century BC to AD 12th century)

Antzeko izenburuak

• Wet lands
  nork: Mitsch,William
  Argitaratua: (2007)
• Wet lands
  nork: Finlayson,Max
  Argitaratua: (1991)
• India-West Asia Trade in Ancient Times (6th century BC to 3rd century AD)/
  nork: Das, Giridhari Prasad
  Argitaratua: (2006)
• Wet land in danger
  Argitaratua: (1993)
• Wet land of keala V.3
  nork: Abbasi,S A
  Argitaratua: (1997)