Hướng dẫn cho một kế hoạch thoát hiểm khi gặp trường hợp khẩn cấp (trong trường hợp cháy hoặc khói)

"Một bộ công cụ cho các phụ huynh và người chăm sóc.", Title from PDF caption (viewed on October 10, 2018)., This archived document is maintained by the State Library of Oregon as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes., Mode of access: Internet from the Oregon Government Publications Collection., Text in Vietnamese.
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This archived document is maintained by the State Library of Oregon as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes.