000 00631nam a2200181 a 4500
005 20210223125159.0
008 031013s1975 ea r 000 0 eng d
035 _aUPN01000130068
049 _aCG
050 4 _aZ55 N3
_bW7
110 2 _aNational Assessment of Educational Progress
_929724
245 1 0 _aWriting mechanics, 1969-1974 :
_ba capsule description of changes in writing mechanics /
_cNational Assessment of Educational Progress.
260 _aWashington :
_bThe National,
_c1975.
300 _axi, 59 p. :
_bil.
440 0 _aWriting report ;
_v05-W-01
650 4 _aESCRITURA -
_xINVESTIGACION
_921732
905 _aLibro
999 _c102225
_d102225