(2012). Part 6: Additional reguirements for buried piping; Metallic Industrial Piping. 2012.
Chicago-viite (17. p.)Part 6: Additional Reguirements for Buried Piping; Metallic Industrial Piping. 2012, 2012.
MLA-viite (9. p.)Part 6: Additional Reguirements for Buried Piping; Metallic Industrial Piping. 2012, 2012.
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