TY - BOOK AU - Langworthy,Robert H. AU - Travis,Lawrence F. TI - Policing in America: a balance of forces SN - 0136462170 (hardcover) AV - HV8138 .L277 1999 U1 - 363.2/0973 21 PY - 1999/// CY - Upper Saddle River, N.J. PB - Prentice Hall KW - Police KW - United States KW - Law enforcement N1 - Includes bibliographical references and indexes ER -