References
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FAO (2004). FAOSTAT database, Food and Agricultural Organization of the United Nations, Rome. Mitchell, B.R. (1993). International Historical Statistics, The Americas: 1750 - 1988. New York, Stockton Press, London, MacMillan Publishers Ltd., 817 pp. Mitchell, B.R. (1998). International Historical Statistics, Africa, Asia & Oceania: 1750 - 1993, Third Edition. New York, Stockton Press, London, MacMillan Reference Ltd., 1113 pp. Mitchell, B.R. (1998). International historical statistics Europe: 1750 - 1993, Fourth Edition. New York, Stockton Press, London, MacMillan Reference Ltd., 959 pp. |
