APA (7th ed.) Citation

Dixon, R. O. D., & Wheeler, C. T. (1986). Nitrogen fixation in plants. Blackie ; Chapman and Hall.

Chicago Style (17th ed.) Citation

Dixon, R. O. D., and C. T. Wheeler. Nitrogen Fixation in Plants. Glasgow : New York: Blackie ; Chapman and Hall, 1986.

MLA (9th ed.) Citation

Dixon, R. O. D., and C. T. Wheeler. Nitrogen Fixation in Plants. Blackie ; Chapman and Hall, 1986.