APA
National Research Council, . (1993). Vetiver grass : a thin green line against erosion. : National Academy Press.
Chicago
National Research Council, . 1993. Vetiver grass : a thin green line against erosion. : National Academy Press.
Harvard
National Research Council, . (1993). Vetiver grass : a thin green line against erosion. : National Academy Press.
MLA
National Research Council, . Vetiver grass : a thin green line against erosion. : National Academy Press. 1993.
