Six billions to feed

समान संसाधन

• Feeding the ten billion Plants and population growth /
  द्वारा: Evans, L. T.
  प्रकाशित: (1998)
• Six billion people demographic dilemmas and world politics
  द्वारा: Tapinos,Georges
  प्रकाशित: (1975)
• Six Billion People : demographic dilemmas and world politics /
  द्वारा: Tapinos, Georges
  प्रकाशित: (1978)
• Billions and billions
  द्वारा: Sagan, Carl
  प्रकाशित: (1997)
• Increasing production to feed one billion
  प्रकाशित: (1991)