Vollmer, E. (1967). Encyclopaedia of hydraulics, soil and foundation engineering. London: Elsevier Publishing Company.
Stile di citazione ChicagoVollmer, Ernst. Encyclopaedia of Hydraulics, Soil and Foundation Engineering. London: Elsevier Publishing Company, 1967.
Citazione MLAVollmer, Ernst. Encyclopaedia of Hydraulics, Soil and Foundation Engineering. London: Elsevier Publishing Company, 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.