Columbia subject headings:
Harvard subject headings:
Criminals--New Jersey--Newark--Biography.
Criminals--United States--Biography
Gangs--New Jersey--Newark.
Gangs--United States
Organized crime--New Jersey--Newark.
Organized crime--United States
Zwillman, Abner, 1904-1959.
Princeton subject headings:
Criminals--United States--Biography.
Gangs--United States.
Organized crime--United States.
Zwillman, Abner, 1904-1959.