APA (7th ed.) Citation

French, C., French, M., de Hoedt, G., Nutt, D. J., Haggerty, C., Liebling, J., . . . Lloyd, T. (2019). Grassroots: The cannabis revolution. Espresso Media International.

Chicago Style (17th ed.) Citation

French, Clark, Mark French, Greg de Hoedt, David J. Nutt, Chris Haggerty, Jon Liebling, Nol Van Schiak, and Tom Lloyd. Grassroots: The Cannabis Revolution. London: Espresso Media International, 2019.

MLA (9th ed.) Citation

French, Clark, et al. Grassroots: The Cannabis Revolution. Espresso Media International, 2019.