Asubesuto mondai to sono taiōsaku.
Series: Chōsa to jōhō -- dai 495-gō = -- Issue brief -- no. 495
Publisher: Kokuritsu Kokkai Toshokan Chōsa oyobi Rippō Kōsakyoku
Published: 2005
Place of publication: Tōkyō
Language: jpn
Number of pages: 32