Cita APA (7a ed.)

Hawking, S. (2013). My brief history (Frist edition.). Bantam Books.

Cita Chicago Style (17a ed.)

Hawking, Stephen. My Brief History. Frist edition. New York: Bantam Books, 2013.

Cita MLA (8a ed.)

Hawking, Stephen. My Brief History. Frist edition. Bantam Books, 2013.

Precaución: Estas citas no son 100% exactas.