Gaya APA
Merian, E. (1991).
Metals and their Compounds in the Environment; Occurence Analysis and Biological Relevance .
Weinheim:
VCH.
Gaya MLA
Merian, Ernest.
"Metals and their Compounds in the Environment; Occurence Analysis and Biological Relevance".
Weinheim:
VCH,
1991.
Text.