APA

Norton D. C., . (1978). Ecology of plant-parasitic nematodes. New York: John Wiley.

Chicago

Norton Don C, . 1978. Ecology of plant-parasitic nematodes. New York: John Wiley.

Harvard

Norton D. C., . (1978). Ecology of plant-parasitic nematodes. New York: John Wiley.

MLA

Norton Don C, . Ecology of plant-parasitic nematodes. New York: John Wiley. 1978.