Não informado. (1969). Atomic Absorption and Flame Emission Spectroscopy Abstracts. PRM Science and Technology Agency.
Chicago-referens (17:e uppl.)Não informado. Atomic Absorption and Flame Emission Spectroscopy Abstracts. London: PRM Science and Technology Agency, 1969.
MLA-referens (8:e uppl.)Não informado. Atomic Absorption and Flame Emission Spectroscopy Abstracts. PRM Science and Technology Agency, 1969.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.