00333nam a2200133la 450000500170000000800370001702000150005405000220006910000170009124500350010825000060014326000400014930000100018920260128043500.0251218s9999    xx         00   und d  a8126105267  aHV 6295bSHA 2000  aGiriraj Shah  aChallenge of internal security  a-  aNew DelhibAnmol publicationsc2000  a514p.