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Environmental Conservation Published by: Cambridge, Foundation for Environmental Conservation (United Kingdom (Great Britain)) Subject: Environmental Studies Conservation Language: English Published: 1974 ISSN: 0376-8929 Available at 18 Universities. | |||
Appropriate Technology Published by: London, Intermediate Technology Publications Ltd. (United Kingdom (Great Britain)) Subject: Agriculture - Agricultural Economics Language: English Published: 1974 ISSN: 0305-0920 Available at 15 Universities. |