ebrary, Inc. (1993). Vetiver grass: A thin green line against erosion. National Academy Press.
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Chicago-čujuhus (17. p.)
ebrary, Inc. Vetiver Grass: A Thin Green Line Against Erosion. Washington, D.C.: National Academy Press, 1993.
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MLA-čujuhus (9. p.)
ebrary, Inc. Vetiver Grass: A Thin Green Line Against Erosion. National Academy Press, 1993.
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