Houghtalen, R. J., Akan, A. O., & Hwang, N. H. C. Fundamentals of hydraulic engineering systems (4th ed.).
Lua i Stíl Chicago (17ú heag.)Houghtalen, Robert J., A. Osman Akan, agus Ned H. C. Hwang. Fundamentals of Hydraulic Engineering Systems. 4th ed.
Lua MLA (8ú heag.)Houghtalen, Robert J., et al. Fundamentals of Hydraulic Engineering Systems. 4th ed.
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