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.
MLA引文Verstegen, J. A. A. M. Economic Value of Management Information Systems in Pig Farming. [New York], 1970.
警告:这些引文格式不一定是100%准确.