APA (7th ed.) Citation

Barnes, C. C., Taylor, E. O., & Boal, G. A. (1969). Power system economics. Arnold.

Chicago Style (17th ed.) Citation

Barnes, C. C., E. Openshaw Taylor, and G. A. Boal. Power System Economics. London: Arnold, 1969.

MLA (9th ed.) Citation

Barnes, C. C., et al. Power System Economics. Arnold, 1969.