Richardson, M. (1992). Risk management of chemicals. Royal society of chemistry.
Chicago-stil citatRichardson, Mervyn. Risk Management of Chemicals. Cambridge: Royal society of chemistry, 1992.
MLA-referensRichardson, Mervyn. Risk Management of Chemicals. Royal society of chemistry, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.