000			00323cam a22001217a 4500
008			180718b1969 xxu||||| |||| 00| 0 eng d
082			_aI57 Ob6s
100			_aO' Brien, J.J.
245			_aScheduling handbook _cby J.J. O' Brien
260			_aNew York _bMcGraw-Hill _c1969
300			_a605p.
650			_aProduction scheduling
999			_c350751 _d350751