State of the world 1984 : a Worldwatch Institute report on progress toward a sustainable society /

समान संसाधन

• State of the world, 1993 : a Worldwatch Institute report on progress toward a sustainable society /
  प्रकाशित: (1993)
• The economic history of world population /
  द्वारा: Cipolla, Carlo M.
  प्रकाशित: (1967)
• State of the world, 1996 : a Worldwatch Institute report on progress toward a sustainable society /
  प्रकाशित: (1996)
• State of the world 2000 : a Worldwatch Institute report on progress toward a sustainable society /
  प्रकाशित: (2000)
• Political economy /
  प्रकाशित: (1977)