Instructor's guide: nonverbal communication for mine emergencies / / Carin L. Kosmoski [and three others]
Pubbl/distr/stampa
Pittsburgh, PA ; ; Spokane, WA : , : Department of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Office of Mine Safety and Health Research, , 2011
Descrizione fisica
1 online resource (17 pages) : color illustrations