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Singapore [u.a.]: World Scientific, 1996
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Peechi: Kerala Forest Research Institute, 1990
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Rome: Food and Agriculture Organization of the United Nations, 1989
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Wallingford [u.a.]: CAB Interational, 1998
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Tokyo; Berlin; Heidelberg; New York; Hong Kong; London; Milan; Paris: Springer, 2003
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Washington, D.C: The World Bank, 2000 ; Online-Ausg.