RT Article T1 Criminal differentiation and occupational differentiation JF Journal of research in crime and delinquency VO 11 IS 2 SP 89 OP 100 A1 Gibbs, Jack P. A1 Short, James F. 1924-2018 A2 Short, James F. 1924-2018 LA English YR 1974 UL https://krimdok.uni-tuebingen.de/Record/1912500612 DO 10.1177/002242787401100201