000 00300nam a2200109Ia 4500
001 MPKV109413
008 120911s9999 xx 000 0 und d
082 _a630.715
245 _aExtension Review Vol.52-53
_c;
246 _aExtension Review
260 _aWashington
_bSuperintendent of Documents
_c1981-82
999 _c72750
_d72750