Vollmer, E. (1967). Encyclopaedia of hydraulics, soil and foundation engineering. London: Elsevier Publishing Company.
Chicago Style aipamenaVollmer, Ernst. Encyclopaedia of Hydraulics, Soil and Foundation Engineering. London: Elsevier Publishing Company, 1967.
MLA aipamenaVollmer, Ernst. Encyclopaedia of Hydraulics, Soil and Foundation Engineering. London: Elsevier Publishing Company, 1967.
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