APA Citatie

Maier, R. J., Graham, L., Keefe, R. G., Pihl, T., & Smith, E. (1987). Bradyrhizobium japonicum mutants defective in nitrogen fixation and molybdenum metabolism.

Chicago Style citaat

Maier, R J., L. Graham, R G. Keefe, T. Pihl, en E. Smith. Bradyrhizobium Japonicum Mutants Defective in Nitrogen Fixation and Molybdenum Metabolism. 1987.

MLA citatie

Maier, R J., et al. Bradyrhizobium Japonicum Mutants Defective in Nitrogen Fixation and Molybdenum Metabolism. 1987.