APA citiranje

Horner, C. K., & Allison, F. E. (1944). Utilization of Fixed Nitrogen by Azotobacter and Influence on Nitrogen Fixation.

Citação norma Chicago

Horner, C. Kenneth, and Franklin E. Allison. Utilization of Fixed Nitrogen By Azotobacter and Influence On Nitrogen Fixation. 1944.

MLA citiranje

Horner, C. Kenneth, and Franklin E. Allison. Utilization of Fixed Nitrogen By Azotobacter and Influence On Nitrogen Fixation. 1944.