Παραπομπή APA

Board on Science and Technology for International Development. (1993). Vetiver grass: A thin green line against erosion. Washington, DC.: National Academy Press.

Παραπομπή Chicago Style

Board on Science and Technology for International Development. Vetiver Grass: A Thin Green Line against Erosion. Washington, DC.: National Academy Press, 1993.

Παραπομπή MLA

Board on Science and Technology for International Development. Vetiver Grass: A Thin Green Line against Erosion. Washington, DC.: National Academy Press, 1993.

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