Cregan, P. B., Keyser, H. H., & Sadowsky, M. J. (1989). Host Plant Effects on Nodulation and Competitiveness of the Bradyrhizobium japonicum Serotype Strains Constituting Serocluster 123.
Chicago Style aipamenaCregan, P. B., H. H. Keyser, and M. J. Sadowsky. Host Plant Effects On Nodulation and Competitiveness of the Bradyrhizobium Japonicum Serotype Strains Constituting Serocluster 123. 1989.
MLA aipamenaCregan, P. B., H. H. Keyser, and M. J. Sadowsky. Host Plant Effects On Nodulation and Competitiveness of the Bradyrhizobium Japonicum Serotype Strains Constituting Serocluster 123. 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.