Cita APA (7th ed.)

Ditchburn, R. (1976). Light. Academic Press.

Cita Chicago (17th ed.)

Ditchburn, R.W. Light. London: Academic Press, 1976.

Cita MLA (9th ed.)

Ditchburn, R.W. Light. Academic Press, 1976.

Atenció: Aquestes cites poden no estar 100% correctes.