Nobbe, C. (1993). World and regional supply and demand balances for nitrogen, phosphate, and potash, 1991/92-1997/98. Washington, D.C.: World Bank, 1993.
Chicago Style CitationNobbe, Charles. World and Regional Supply and Demand Balances for Nitrogen, Phosphate, and Potash, 1991/92-1997/98. Washington, D.C.: World Bank, 1993, 1993.
MLA CitationNobbe, Charles. World and Regional Supply and Demand Balances for Nitrogen, Phosphate, and Potash, 1991/92-1997/98. Washington, D.C.: World Bank, 1993, 1993.
Warning: These citations may not always be 100% accurate.