Service, C. R. (2023). Infrastructure Codes, Standards, and Regulations: Frequently Asked Questions. Congressional Research Service.
Chicago-viite (17. p.)Service, Congressional Research. Infrastructure Codes, Standards, and Regulations: Frequently Asked Questions. Congressional Research Service, 2023.
MLA-viite (9. p.)Service, Congressional Research. Infrastructure Codes, Standards, and Regulations: Frequently Asked Questions. Congressional Research Service, 2023.
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