DF, H., & RJ, R. (1975). Influence of combined nitrogen on the symbiosis between single colony isolates of Rhizobium CB756 and Macrotyloma axillare. The Journal of applied bacteriology, 38(1), 75. https://doi.org/10.1111/j.1365-2672.1975.tb00505.x
Chicago Style (17th ed.) CitationDF, Herridge, and Roughley RJ. "Influence of Combined Nitrogen on the Symbiosis Between Single Colony Isolates of Rhizobium CB756 and Macrotyloma Axillare." The Journal of Applied Bacteriology 38, no. 1 (1975): 75. https://doi.org/10.1111/j.1365-2672.1975.tb00505.x.
MLA (9th ed.) CitationDF, Herridge, and Roughley RJ. "Influence of Combined Nitrogen on the Symbiosis Between Single Colony Isolates of Rhizobium CB756 and Macrotyloma Axillare." The Journal of Applied Bacteriology, vol. 38, no. 1, 1975, p. 75, https://doi.org/10.1111/j.1365-2672.1975.tb00505.x.