Laxa, N. E., & Banzuelo, P. M. (2010). Basic procedures for first responders: Manual for law enforcers, criminology students, security guards, and barangay officials. Anvil.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLaxa, Nathaniel E., और Porferio M. Banzuelo. Basic Procedures for First Responders: Manual for Law Enforcers, Criminology Students, Security Guards, and Barangay Officials. Pasig City: Anvil, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLaxa, Nathaniel E., और Porferio M. Banzuelo. Basic Procedures for First Responders: Manual for Law Enforcers, Criminology Students, Security Guards, and Barangay Officials. Anvil, 2010.
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