(2000). Tropag & Rural 1975 - 1999/12: Agriculture and environment for developing regions and abtracts on rural development in the tropics. Norwood, MA: SilverPlatter.
Chicago-tyylinen lähdeviittausTropag & Rural 1975 - 1999/12: Agriculture and Environment for Developing Regions and Abtracts On Rural Development in the Tropics. Norwood, MA: SilverPlatter, 2000.
MLA-viiteTropag & Rural 1975 - 1999/12: Agriculture and Environment for Developing Regions and Abtracts On Rural Development in the Tropics. Norwood, MA: SilverPlatter, 2000.
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