National Engineering Laboratory (Great Britain), Institution of Mechanical Engineers (Great Britain), Institute of Measurement and Control, Spencer, E. A., & Ramsay, W. J. (1977). Fluid flow measurement in the mid-1970's: Proceedings of a conference held at the National Engineering Laboratory, 8-10 April 1975 ... H.M.S.O..

National Engineering Laboratory (Great Britain), Institution of Mechanical Engineers (Great Britain), Institute of Measurement and Control, E. A. Spencer, and W. J. Ramsay. Fluid Flow Measurement in the Mid-1970's: Proceedings of a Conference Held at the National Engineering Laboratory, 8-10 April 1975 ... Edinburgh: H.M.S.O., 1977.

National Engineering Laboratory (Great Britain), et al. Fluid Flow Measurement in the Mid-1970's: Proceedings of a Conference Held at the National Engineering Laboratory, 8-10 April 1975 ... H.M.S.O., 1977.