Cita APA (7th ed.)

Taylor, E. F., & Wheeler, J. A. (1966). Spacetime physics. W. H. Freeman.

Cita Chicago (17th ed.)

Taylor, Edwin F., i John Archibald Wheeler. Spacetime Physics. San Francisco: W. H. Freeman, 1966.

Cita MLA (9th ed.)

Taylor, Edwin F., i John Archibald Wheeler. Spacetime Physics. W. H. Freeman, 1966.

Atenció: Aquestes cites poden no estar 100% correctes.