CIVIL DEFENCE + AIR RAID PRECAUTIONS
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BTMILITARY SCIENCE + MILITARY AFFAIRS
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UDC355.58
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Descriptor GERZIVILSCHUTZ + LUFTSCHUTZ
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Descriptor ENGCIVIL DEFENCE + AIR RAID PRECAUTIONS
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Descriptor FREPROTECTION CIVILE + PROTECTION AÉRIENNE (SCIENCE MILITAIRE)
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Variant GERLUFTSCHUTZ
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Variant GERSCHUTZ/LUFTSCHUTZ
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Variant GERSCHUTZ/ZIVILSCHUTZ
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Variant ENGAIR RAID PRECAUTIONS
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Variant ENGDEFENCE/CIVIL DEFENCE
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Variant ENGDEFENSE/CIVIL DEFENSE
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Variant ENGPRECAUTIONS/AIR RAID PRECAUTIONS
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Variant FREPROTECTION AÉRIENNE (SCIENCE MILITAIRE)
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NTNBC-PROTECTION SERVICE
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NTPROTECTION OF CULTURAL PROPERTY IN TIME OF WAR