APA način citiranja

Schank, S. C., Weier, K. L., & MacRae, I. C. (1981). Plant Yield and Nitrogen Content of a Digitgrass in Response to Azospirillum Inoculation.

Čikaški stil citiranja

Schank, S. C., K. L. Weier, i I. C. MacRae. Plant Yield and Nitrogen Content of a Digitgrass in Response to Azospirillum Inoculation. 1981.

MLA način citiranja

Schank, S. C., K. L. Weier, i I. C. MacRae. Plant Yield and Nitrogen Content of a Digitgrass in Response to Azospirillum Inoculation. 1981.