Cita APA

Hawking, S. (2018). Brief answers to the big questions. John Murray publishers.

Citación estilo Chicago

Hawking, Stephen. Brief Answers to the Big Questions. UK: John Murray publishers, 2018.

Cita MLA

Hawking, Stephen. Brief Answers to the Big Questions. John Murray publishers, 2018.

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