Cita APA (7a ed.)

Feynman, R. P. (2005). Don't you have time to think? Penguin,.

Cita Chicago Style (17a ed.)

Feynman, Richard Phillips. Don't You Have Time to Think? London: Penguin,, 2005.

Cita MLA (8a ed.)

Feynman, Richard Phillips. Don't You Have Time to Think? Penguin,, 2005.