Cita APA (7th ed.)

HAWKING STEPHEN. (1995). BRIEF HISTORY OF TIME (UK.). BANTAM.

Cita Chicago (17th ed.)

HAWKING STEPHEN. BRIEF HISTORY OF TIME. UK. BANTAM, 1995.

Cita MLA (9th ed.)

HAWKING STEPHEN. BRIEF HISTORY OF TIME. UK. BANTAM, 1995.