Verstegen, J. A. A. M. (1970). Economic value of management information systems in pig farming. [New York].
Trích dẫn kiểu ChicagoVerstegen, J. A. A. M. Economic Value of Management Information Systems in Pig Farming. [New York], 1970.
Deismireacht MLAVerstegen, J. A. A. M. Economic Value of Management Information Systems in Pig Farming. [New York], 1970.
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