APA (7e ed.) Bronvermelding

Ditchburn, R. (1963). Light. 2nd ed (2nd ed.). International Publishers.

Chicago (17e ed.) Bronvermelding

Ditchburn, R.W. Light. 2nd Ed. 2nd ed. New York: International Publishers, 1963.

MLA (9e ed.) Bronvermelding

Ditchburn, R.W. Light. 2nd Ed. 2nd ed. International Publishers, 1963.