Zashtita na klasifit︠s︡iranata informat︠s︡ii︠a︡
Subtitle: s predishni redakt︠s︡ii na tekstovete
By: [redaktor Mikhail Gochev]
Contributors: Gochev, Mikhail
Publisher: Ciela
Published: 2005
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 293
Subjects: Official secrets; Law and legislation; Security classification (Government documents); Secrecy