Poppy

Antzeko izenburuak

• Cocao in West Africa
  nork: Are, W A
  Argitaratua: (1974)
• Rapeseed
  nork: Appeqvist, W A
  Argitaratua: (1972)
• Coffee : botany, biochemistry and production of beans and beverage
  nork: Clifford, M N
  Argitaratua: (1985)
• Cocoa
  nork: Wood, G A R
  Argitaratua: (1978)
• Cocoa
  nork: Wood, G A R