Hawking, J. (2010). Travelling to infinity: My life with stephen.
Cita Chicago Style (17a ed.)Hawking, Jane. Travelling to Infinity: My Life with Stephen. 2010.
Cita MLA (8a ed.)Hawking, Jane. Travelling to Infinity: My Life with Stephen. 2010.
Precaución: Estas citas no son 100% exactas.