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Fertilizer industry
Sittig, M., (1979)
Manager in the international economy
Vernon, Raymond, (1972)
The Impact of new technology : Fertilizer Production and Marketing Conference, (Knoxville, 4.-6.10.1967)
(1967)
Comparative economic systems : competing ways to stability and growth
Gruchy, Allan G., (1966)
Industrial organization and economic development : in honor of E. S. Mason
Markham, Jesse W., (1970)
Competition in the European Common Market
Markham, Jesse W., (1962)