Cita APA

Emmatt, s. (2013). 10 Billion. Penguin Books.

Citación estilo Chicago

Emmatt, stephen. 10 Billion. London: Penguin Books, 2013.

Cita MLA

Emmatt, stephen. 10 Billion. Penguin Books, 2013.

Warning: These citations may not always be 100% accurate.