Cita APA (7th ed.)

Buchdahl, H. A. (1981). Seventeen simple lectures on general relativity theory. Wiley.

Cita Chicago (17th ed.)

Buchdahl, H. A. Seventeen Simple Lectures on General Relativity Theory. New York: Wiley, 1981.

Cita MLA (9th ed.)

Buchdahl, H. A. Seventeen Simple Lectures on General Relativity Theory. Wiley, 1981.

Atenció: Aquestes cites poden no estar 100% correctes.