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There has been data ("マナブ式ＦＸ －福耳だけが取り柄の凡人サラリーマンがたった1年で6000万！") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Sat Jun 15 14:44:11 2019, so the data displayed here has been removed .