Title: ying yuwo xuebu bing lietekisuto [ying yu - ri benyu], Author: Polyglot Planet Publishing
Title: supein yuwo xuebu bing lietekisuto jian dannahua [supein yu - ri benyu], Author: Polyglot Planet Publishing
Title: doitsu yuwo xuebu bing lietekisuto [doitsu yu - ri benyu], Author: Polyglot Planet Publishing