APA način citiranja

van Berkum, P., Navarro, R. B., & Vargas, A. A. (1994). Classification of the uptake hydrogenase-positive (Hup+) bean rhizobia as Rhizobium tropici. Appl Environ Microbiol.

Čikaški stil citiranja

van Berkum, P., R B. Navarro, i A A. Vargas. "Classification of the Uptake Hydrogenase-positive (Hup+) Bean Rhizobia As Rhizobium Tropici." Appl Environ Microbiol 1994.

MLA način citiranja

van Berkum, P., R B. Navarro, i A A. Vargas. "Classification of the Uptake Hydrogenase-positive (Hup+) Bean Rhizobia As Rhizobium Tropici." Appl Environ Microbiol 1994.