Cita APA (7a ed.)
(5/ 1/2000). Time and Space, the Same but Different. Hawking & the Mind of God, 48-54.
Cita Chicago Style (17a ed.)
"Time and Space, the Same but Different." Hawking & the Mind of God 5/ 1/2000: 48-54.
Cita MLA (9a ed.)
"Time and Space, the Same but Different." Hawking & the Mind of God, 5/ 1/2000, pp. 48-54.
Precaución: Estas citas no son 100% exactas.