LL no kōkateki riyō ni kansuru chōsa kenkyū
Subtitle: eizō o mochiita LL kyōzai no kaihatsu.
Contributors: Saitama Kenritsu Kyōiku Sentā.
Series: Kenkyū hōhokusho ;; dai 170-gō; Kenkyū hōkokusho (Saitama Kenritsu Kyōiku Sentā) ;; dai 170-gō.
Publisher: Saitama Kenritsu Kyōiku Sentā
Published: 1982
Place of publication: [Urawa]
Language: jpn
Number of pages: 41
Subjects: English language -- Study and teaching (Secondary) -- Japan.; English language -- Study and teaching -- Audio-visual aids.
Other titles: L.L. no kōkateki riyō ni kansuru chōsa kenkyū.
Notes: English and Japanese.
Cover title.