Systems: research and design [printed text] / ECKMAN, D.P. ; , . - New York : John Wiley, 1961 . - , vii, 310p, ,. Languages : (En)
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Systems: research and design [printed text] / ECKMAN, D.P. ; , . - New York : John Wiley, 1961 . - , vii, 310p, ,. Languages : (En)
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