APA citiranje

Barbour, W. M., Mathis, J. N., & Elkan, G. H. (1985). Evidence for plasmid- and chromosome-borne multiple nif genes in Rhizobium fredii.

Citação norma Chicago

Barbour, W M., J N. Mathis, and G H. Elkan. Evidence for Plasmid- and Chromosome-borne Multiple Nif Genes in Rhizobium Fredii. 1985.

MLA citiranje

Barbour, W M., J N. Mathis, and G H. Elkan. Evidence for Plasmid- and Chromosome-borne Multiple Nif Genes in Rhizobium Fredii. 1985.