00337nam a22001337a 4500 OSt 20160224095408.0 160224b xxu||||| |||| 00| 0 eng d N/A Peter Checkland Systems Thinking, Systems Practice includes a 30 year retrespective 1999 lcc BK 252570 252569 0 0 lcc 0 0 NFIC 40404 40404 GEN 2016-02-24 0 Q295 .C45 1999 20157000 2016-02-24 00:00:00 2016-02-24 BK