Soroban no sōgōteki kenkyū
Subtitle: sono seisan to shiyō ni kansuru kōsatsu
By: Nishinomiya Shiritsu Nishinomiya Higashi Kōtō Gakkō Chirekibu
Publisher: Nishinomiya Shiritsu Nishinomiya Higashi Kōtō Gakkō Chirekibu Sotsugyōseikai
Published: 1989
Place of publication: [Nishinomiya-shi]
Language: jpn
Number of pages: 102