APA (7th ed.) Citation

Campbell, Campbell, D. F. J., & Ballenger. (2019). Global Quality of Democracy As Innovation Enabler. Springer International Publishing.

Chicago Style (17th ed.) Citation

Campbell, David F. J. Campbell, and Ballenger. Global Quality of Democracy As Innovation Enabler. [Place of publication not identified]: Springer International Publishing, 2019.

MLA (8th ed.) Citation

Campbell, et al. Global Quality of Democracy As Innovation Enabler. Springer International Publishing, 2019.