Gupta R P. (2007). Bioinoculants: A step towards sustainable agriculture. New India Publishing Agency.
Chicago Edition CitationGupta R P. Bioinoculants: A Step Towards Sustainable Agriculture. New Delhi: New India Publishing Agency, 2007.
Cita MLAGupta R P. Bioinoculants: A Step Towards Sustainable Agriculture. New India Publishing Agency, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.