TY  - BOOK
AU  - Williams,Paul D.
TI  - Security studies: an introduction 
SN  - 9780415782807
U1  - 355.033 23
PY  - 2013///
CY  - London
PB  - Routledge
KW  - Security, International
N1  - Includes bibliographical refernce and index
ER  -