APA (7th ed.) Citation
Ayanaba, A., & Nangju, D. (1973). Nodulation and nitrogen fixation in six grain legumes.
Chicago Style (17th ed.) Citation
Ayanaba, A., and D. Nangju. Nodulation and Nitrogen Fixation in Six Grain Legumes. 1973.
MLA (9th ed.) Citation
Ayanaba, A., and D. Nangju. Nodulation and Nitrogen Fixation in Six Grain Legumes. 1973.
Warning: These citations may not always be 100% accurate.