00438nam a2200169   45000010006000000050017000060080041000230200015000640350003000790410007000820500019000891000021001082450058001292600054001873000011002417000016002521545620230410105327.0060907n1994    dr                  spa    a0700606475    aEN14aH 97 P769 1994  aRochefort, David14aThe politics of problem definition /cDavid Rochefort  aKansas :bUniversity Press of Kansas,c1994        a216 p.  aCobb, Roger