American Water Works Association, American National Standards Institute, & ebrary, Inc. (2012). Stainless-steel pipe, 1/2 in. (13 mm) and larger. American Water Works Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)American Water Works Association, American National Standards Institute, και Inc ebrary. Stainless-steel Pipe, 1/2 in. (13 Mm) and Larger. [New York?]: American Water Works Association, 2012.
Παραπομπή σε μορφή MLA (9th εκδ.)American Water Works Association, et al. Stainless-steel Pipe, 1/2 in. (13 Mm) and Larger. American Water Works Association, 2012.
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