Citazione Stile APA (7a Edizione)

Chomsky, N., & Polychroniou, C. (2017). Optimism over despair: On capitalism, empire and social change. Penguin Books.

Citazione stile Chigago Style (17a edizione)

Chomsky, Noam, e Chronis Polychroniou. Optimism over Despair: On Capitalism, Empire and Social Change. [S.l.]: Penguin Books, 2017.

Citatione MLA (9a ed.)

Chomsky, Noam, e Chronis Polychroniou. Optimism over Despair: On Capitalism, Empire and Social Change. Penguin Books, 2017.