Seligman, Martin E. P., Optimistic child / Martin Seligman. - 342p. ; 22cm. ISBN: 9781473684331 £12.99 Nat. Bib. No.: GBB828841 bnb Nat. Bib. Agency Control No.: 018731794 Uk Subjects--Topical Terms: Optimism in children.Depression in children--Prevention.