World Health Organization. (2007). Extremely low frequency fields (Primera edición.). Editorial World Health Organization.
Chicago Style (17th ed.) CitationWorld Health Organization. Extremely Low Frequency Fields. Primera edición. Geneva: Editorial World Health Organization, 2007.
MLA (8th ed.) CitationWorld Health Organization. Extremely Low Frequency Fields. Primera edición. Editorial World Health Organization, 2007.
Warning: These citations may not always be 100% accurate.