著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL Financial Accounting Standards Board,Accounting for a purchase of treasury shares at a price significantly in excess of the current market price of the shares and the income statement classification of costs incurred in defending against a takeover attempt,,Financial Accounting Standards Board,1987,Public record,,,,https://cir.nii.ac.jp/crid/1130282271889436800