Não informado. (2004). Health educators at work. University of North Carolina, Department of Public Health Education.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Health Educators at Work. Chapel Hill, NC: University of North Carolina, Department of Public Health Education, 2004.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Health Educators at Work. University of North Carolina, Department of Public Health Education, 2004.
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