American Society of Civil Engineers. Task Committee on Steel Penstock Design, ebrary, Inc, & Bambei, J. H. (2012). Steel penstocks (2nd ed.). American Society of Civil Engineers.
Chicago-viite (17. p.)American Society of Civil Engineers. Task Committee on Steel Penstock Design, Inc ebrary, ja John H. Bambei. Steel Penstocks. 2nd ed. Reston: American Society of Civil Engineers, 2012.
MLA-viite (9. p.)American Society of Civil Engineers. Task Committee on Steel Penstock Design, et al. Steel Penstocks. 2nd ed. American Society of Civil Engineers, 2012.
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