Jōhō sekyuriti no genjō to kadai
By: Yokouchi Ritsuko
Series: Chōsa to jōhō -- dai 443-gō = -- Issue brief -- no. 443; Chōsa to jōhō -- dai 443-gō.
Publisher: Chōsa oyobi Rippō Kōsakyoku
Published: 2004
Place of publication: Tōkyō
Language: jpn
Number of pages: 11