TY - BOOK ID - 134514139 TI - The professional protection officer : practical security strategies and emerging trends AU - Davies, Sandi J. AU - Fennelly, Lawrence J. PY - 2020 SN - 0128177497 0128177489 PB - Oxford, England : Butterworth-Heinemann, DB - UniCat KW - Private security services UR - https://www.unicat.be/uniCat?func=search&query=sysid:134514139 AB - ER -