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.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিAmerican Society of Civil Engineers. Task Committee on Steel Penstock Design, Inc ebrary, এবং John H. Bambei. Steel Penstocks. 2nd ed. Reston: American Society of Civil Engineers, 2012.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিAmerican 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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