Cita APA (7a ed.)

Branch, L. B. (2018). Optimism at All Costs: Black Attitudes, Activism, and Advancement in Obama's America. University of Massachusetts Press.

Cita Chicago Style (17a ed.)

Branch, Lessie B. Optimism at All Costs: Black Attitudes, Activism, and Advancement in Obama's America. Amherst: University of Massachusetts Press, 2018.

Cita MLA (8a ed.)

Branch, Lessie B. Optimism at All Costs: Black Attitudes, Activism, and Advancement in Obama's America. University of Massachusetts Press, 2018.