APA
UN I. D. O., UN I. D. O., . (1979). Appropriate industrial technology for agricultural machinery implements. : .
Chicago
UN International Development Organisation, UN International Development Organisation, . 1979. Appropriate industrial technology for agricultural machinery implements. : .
Harvard
UN I. D. O., UN I. D. O., . (1979). Appropriate industrial technology for agricultural machinery implements. : .
MLA
UN International Development Organisation, UN International Development Organisation, . Appropriate industrial technology for agricultural machinery implements. : . 1979.
