Παραπομπή APA

Ditchburn, R. W. (1963). Light (2d ed.). ELBS.

Παραπομπή Chicago Style

Ditchburn, R. W. Light. 2d ed. [New York]: ELBS, 1963.

Παραπομπή MLA

Ditchburn, R. W. Light. 2d ed. ELBS, 1963.