Chhatwal, G. R., Nanda, K. K., & Pandey, D. K. (2003). Encyclopedic dictionary of Environment Vol 2.
Chicago Edition CitationChhatwal, G R., K K. Nanda, i D K. Pandey. Encyclopedic Dictionary of Environment Vol 2. NewDelhi, Anmol, 2003.
Cita MLAChhatwal, G R., et al. Encyclopedic Dictionary of Environment Vol 2. 2003.
Atenció: Aquestes cites poden no estar 100% correctes.