Jespersen, A. (1970). The Lady Isabella Waterwheel of the Great Laxey Mining Company, Isle of a Man, 1854 - 1954 : a chapter in the history of Early British Engineering / Anders Jespersen ([3ª ed. rev.].). Lyngby: The Society Danske Mollers Venner.
Cita MLA (8 ed.) (Copiar al portapapeles)Jespersen, Anders. The Lady Isabella Waterwheel of the Great Laxey Mining Company, Isle of a Man, 1854 - 1954 : A Chapter in the History of Early British Engineering / Anders Jespersen. [3ª ed. rev.]. Lyngby: The Society Danske Mollers Venner , 1970.