Madinger, J. (2000). Confidential Informant: Law enforcemnt's most valuable tool. CRC press.
Dyfyniad Arddull ChicagoMadinger, John. Confidential Informant: Law Enforcemnt's Most Valuable Tool. London: CRC press, 2000.
Dyfyniad MLAMadinger, John. Confidential Informant: Law Enforcemnt's Most Valuable Tool. CRC press, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.