Appropriate technology directory /

समान संसाधन

• Appropriate technology organizations a worldwide directory
  प्रकाशित: (1984)
• The world of appropriate technology a quantitative analysis
  द्वारा: Jequier, Nicolas, 1941-
  प्रकाशित: (1983)
• The directory of appropriate technology /
  द्वारा: Heaword, Rose
  प्रकाशित: (1988)
• Appropriate technology precepts and practices
  द्वारा: Das, Ram, 1913-
  प्रकाशित: (1981)
• Appropriate technology choice and development
  प्रकाशित: (1984)