000 00313nam a2200109Ia 4500
001 MPKV099406
008 120911s9999 xx 000 0 und d
245 _aSocial Acton and Interaction in Program planning
_cBeal, George M.;
260 _aAmes
_bIowa State Unir.Press
_c1966
300 _aXV
_b510pp
365 _b68 /-
999 _c62971
_d62971