Peterson, Christopher Character strengths and virtues : a handbook and classification / Christopher Peterson and Martin E P Seligman - Washington : American psychological Association, 2004 - xiv, 800p. 26cm. ISBN: 0195167015 Subjects--Topical Terms: Character--Handbooks, manuals, etcVirtues--Handbooks, manuals, etc Dewey Class. No.: 155.232 / PET