World Health Organization & World Health Organization. Principles and methods for the assessment of risk from essential trace elements.
Lua i Stíl Chicago (17ú heag.)World Health Organization agus World Health Organization. Principles and Methods for the Assessment of Risk from Essential Trace Elements.
Lua MLA (8ú heag.)World Health Organization agus World Health Organization. Principles and Methods for the Assessment of Risk from Essential Trace Elements.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.