Trích dẫn APA

Shirky, C. (2010). Cognitive surplus: Creativity and generosity in a connected age : how technology makes consumers into collaborators. New York: Penguin Press.

Trích dẫn kiểu Chicago

Shirky, Clay. Cognitive Surplus: Creativity and Generosity in a Connected Age : How Technology Makes Consumers Into Collaborators. New York: Penguin Press, 2010.

Trích dẫn MLA

Shirky, Clay. Cognitive Surplus: Creativity and Generosity in a Connected Age : How Technology Makes Consumers Into Collaborators. New York: Penguin Press, 2010.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.