Gaya APA
HAWKING, Stephen. (2018).
Brief answers to the big questions .
London:
John Murray Publ.
Gaya Chicago
HAWKING, Stephen.
Brief answers to the big questions.
London:
John Murray Publ,
2018.
Text.
Gaya MLA
HAWKING, Stephen.
Brief answers to the big questions.
London:
John Murray Publ,
2018.
Text.
Gaya Turabian
HAWKING, Stephen.
Brief answers to the big questions.
London:
John Murray Publ,
2018.
Print.