Books by Hirofumi Aoki
Nihongo bunpōshi kī wādo jiten
Nihongo bunpōshi kī wādo jiten
Nichi-Eigo no bunpōka to kōbun
Nichi-Eigo no bunpōka to kōbunka
日本語文法史研究
日本語文法史研究
Nihongo bunpō no rekishi to he
Nihongo bunpō no rekishi to henka
Gaidobukku Nihongo bunpōshi
Gaidobukku Nihongo bunpōshi
Gokeisei kara mita Nihongo bun
Gokeisei kara mita Nihongo bunpōshi
Nihongo no kōzō henka to bunpō
Nihongo no kōzō henka to bunpōka