%0 Journal Article %T The persistence of political attitudes among 1960s civil rights activists %A Marwell, Gerald %A Aiken, Michael T. %A Demerath, N.J., III %D 1987 %R 10.1086/269041 %P 359-375 %J Public Opinion Quarterly %V 51 %I 3 %2 ISSN: 0033-362X