Zashtita na klasifit︠s︡iranata informat︠s︡ii︠a︡
Edition: 6. izdanie kŭm 20 oktomvri 2011 g
Series: Poredit︠s︡a dzhobni izdanii︠a︡
Publisher: Sibi
Published: 2011
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 268
ISBN-13: 9789547307438
Subjects: Government information; Secrecy; Official secrets; Law and legislation; Security classification (Government documents); Data protection; Public records
Notes: "2 20 C03."