000			00443nam a22001577a 4500
005			20181001101241.0
008			160728b xxu||||| |||| 00| 0 eng d
020			_a9780340212783
082			_a658.4032 _bLAN
100			_aLang, Douglas W.
245			_aCritical path analysis / _cDouglas W. Lang.
260			_aLondon, _c1977.
300			_aix, 215 p. ; _c18 cm.
650			_a Quantitative methods in social research
942			_2ddc _cBK
999			_c8963 _d8963