Board on Science and Technology for International Development. (1993). Vetiver grass: A thin green line against erosion. National Academy Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Board on Science and Technology for International Development. Vetiver Grass: A Thin Green Line Against Erosion. Washington, D.C.: National Academy Press, 1993.
Παραπομπή σε μορφή MLA (9th εκδ.)Board on Science and Technology for International Development. Vetiver Grass: A Thin Green Line Against Erosion. National Academy Press, 1993.
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