00494cam a2200193 i 4500001000800000005001700008008004100025010001700066020002400083040001800107041000800125043001200133080001500145082001500160100000700175101000800182245008200190504002800272223322220180103042640.0760609s1976    pau      b    000 0 eng    a   76009951   a0916002101 :c$2.00  aDLCcDLCdDLC  aeng  an-us---  a301.56 PAU00a301.56 PAU1 a50  aSOC10aConflicting theories of social and educational change :cRolland G. Paulston.  aBibliography: p. 47-62.