@book{26506,
	author = {Kalisvaart, C. and Instituto Internacional de Rescate y Mejoramiento Técnico de Tierras.},
	title = {Subirrigación en los polderes Zuiderzee},
	publisher = {H. Veenman and Zonen,},
	year = {1958},
	series = {Publication},
	address = {Wageningen :}
}