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| Character strengths and virtues : a handbook and classification | |
| : 13.17 | |
| 2004 | |
| Oxford University Press | |
| 0195167015 | |
| Peterson, Christopher | Seligman, Martin E. P. | |
| Character | Virtues | |
| Ethics | Social values | Sociology-philosophy | Virtue | |
| American Psychological Association | |