Effective media communication during public health emergencies a WHO handbook

ग्रंथसूची विवरण
मुख्य लेखकों: Hyer, Randall N. (लेखक), Covello, Vincent T. (लेखक)
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: Geneva, Switzerland World Health Organization [2007]
विषय: