Kiseki no shūchūryoku
By: Takahashi Hiroshi.
Series: PHP bunko
Publisher: PHP Kenkyūjo
Published: 1987
Place of publication: Kyōto
Language: jpn
Number of pages: 226
Subjects: Attention.; Mental efficiency.
Notes: Rev. and enl. ed. of: Kiseki no shūchūryoku. 1982.