00305nam a2200121Ia 4500008004100000040001500041041001200056082001700068100002300085245002900108260003500137300001100172230917s9999||||xx |||||||||||||| ||und||  e2202aMAIN  aEnglish  a328.42 W155C  aWalkland, S A, ed. 0aCommons in the seventies  aLondonbMartin Robertsonc1977  a285 p.