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A Chemical and X-ray Investigation of the Structur...
作者
M. J. R. (Malcolm John Roy) Clark
出版1971 [c1973], 1971
ISBN
OCLC:270642085
主題
Alkaloids
A Preliminary Review of Buttle Lake Water Quality
作者
M. J. R. (Malcolm John Roy) Clark / British Columbia. Ministry of Environment
出版1980
ISBN
0771983409 / 9780771983405
主題
Tailings (Metallurgy)
A Trend Study of Air and Water Quality in British ...
作者
M. J. R. (Malcolm John Roy) Clark / British Columbia. Pollution Control Branch
出版1978
ISBN
OCLC:15903280
主題
Air
Mercury Concentrations in Lake, River and Marine W...
作者
M. J. R. (Malcolm John Roy) Clark / Pacific Biological Station
出版Nanaimo, B.C. : Fisheries and Marine Service, Pacific Biological Station, 1976
ISBN
OCLC:7370030
主題
Mercury