APA (7th ed.) Citation

Say, M. G., Dellow, F., & King, G. (1979). Symbols and abbreviations for electrical and electronic engineering ([3rd ed.].). Institution of Electrical Engineers.

Chicago Style (17th ed.) Citation

Say, M. G., F. Dellow, and G. King. Symbols and Abbreviations for Electrical and Electronic Engineering. [3rd ed.]. London: Institution of Electrical Engineers, 1979.

MLA (9th ed.) Citation

Say, M. G., et al. Symbols and Abbreviations for Electrical and Electronic Engineering. [3rd ed.]. Institution of Electrical Engineers, 1979.