http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Conference on Electrical Variable Speed Drives, 10-12 October 1972 [at the] Institution of Electrical Engineers, Savoy Place, London, W.C.2
Conference on Electrical Variable Speed Drives (1972 : London)
organised by the Power Division of the Institution of Electrical Engineers in association with [the] Institute of Electrical and Electronics Engineers, U.K. and Republic of Ireland Section.
Conference publication (Institution of Electrical Engineers) ; no. 93