Bibliography on civil defence with special reference to structural protection
R.A. Frigon
Bok Engelsk 1951
Utgitt | Ottawa : Division of Building Research, National Research Council , 1951
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Omfang | 12 bl.
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Emner |
Utgitt | Ottawa : Division of Building Research, National Research Council , 1951
|
---|---|
Omfang | 12 bl.
|
Emner |