TY  - BOOK
AU  - Barry,P.J.
ED  - International Council of Scientific Unions.
ED  - Global Environmental Monitoring System.
TI  - An introduction to the exposure commitment concept with reference to environmental mercury: a technical report (1979) 
PY  - 1979///
CY  - [London
PB  - Monitoring and Assessment Research Centre, University of London]
KW  - Mercury
KW  - Environmental aspects
KW  - Environmental monitoring
N1  - On cover : GEMS : Global Environmental Monitoring System
ER  -