Cita APA (7th ed.)

Hawking, J. (2012). Travelling to infinity: My life with stephen. Mehta Publishing House.

Cita Chicago (17th ed.)

Hawking, Jane. Travelling to Infinity: My Life with Stephen. Pune: Mehta Publishing House, 2012.

Cita MLA (9th ed.)

Hawking, Jane. Travelling to Infinity: My Life with Stephen. Mehta Publishing House, 2012.