APA Style
Hawking, Stephen. (2016).
A Brief History of Time .
London:
Penguin Books.
Chicago Style
Hawking, Stephen.
A Brief History of Time.
London:
Penguin Books,
2016.
Book.
MLA Style
Hawking, Stephen.
A Brief History of Time.
London:
Penguin Books,
2016.
Book.
Turabian Style
Hawking, Stephen.
A Brief History of Time.
London:
Penguin Books,
2016.
Book.