Organizational Aspects of Health Communication Campaigns: What Works? Editat de Thomas E. Backer et al. 22 iul 1993 Paperback Preț: 790.02 lei 963.44 lei 6-8 săpt. -18%
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Organizational Change and Drug-Free Workplaces: Templates for Success Autor Thomas E. Backer et al. 29 iun 1991 Hardback Preț: 437.67 lei 604.13 lei 6-8 săpt. -28%