An introduction to gangs / George W. Knox ; foreword by Malcolm W. Klein.

Authors: Knox, George W., 1950-
Published: New Chicago School Press, 2000

Physical Description: xi, 708 pages : illustrations ; 28 cm

Authors: Knox, George W., 1950-
Published: New Chicago School Press, 1998

Physical Description: xi, 524 pages : illustrations ; 28 cm

Authors: Knox, George W., 1950-
Published: Wyndham Hall Press, 1994

Physical Description: iv, 817 pages : illustrations ; 23 cm

Authors: Knox, George W., 1950-
Published: Vande Vere Publishing, 1991

Physical Description: 506 unnumbered pages : illustrations ; 24 cm