APA način citiranja

van Berkum, P., & Sloger, C. (1979). Immediate Acetylene Reduction by Excised Grass Roots Not Previously Preincubated at Low Oxygen Tensions.

Čikaški stil citiranja

van Berkum, Peter, i Charles Sloger. Immediate Acetylene Reduction By Excised Grass Roots Not Previously Preincubated At Low Oxygen Tensions. 1979.

MLA način citiranja

van Berkum, Peter, i Charles Sloger. Immediate Acetylene Reduction By Excised Grass Roots Not Previously Preincubated At Low Oxygen Tensions. 1979.