Text ( visual ) : unmediated Learned optimism : how to change your mind and your life / Martin E.P. Seligman. -- New York : Vintage Books , 2006. -- x, 319 p. ; 21 cm. -- (A Vintage book). -- Includes bibliographical references (p. [293]-303) and index. -- ISBN 1400078393 ; (BA81596374) ; https://ci.nii.ac.jp/ncid/BA81596374 Author Heading(s): Seligman, Martin E. P.. -- Classification(s): LCC : BJ1477 ; DC21 : 155.2/32. -- Subject Heading(s): LCSH : Optimism ; LCSH : Self-realization