Cita APA (7th ed.)

Einstein, A. (1954). The world as I see it. Citadel Press.

Cita Chicago (17th ed.)

Einstein, Albert. The World as I See It. Nueva York: Citadel Press, 1954.

Cita MLA (9th ed.)

Einstein, Albert. The World as I See It. Citadel Press, 1954.