Cita APA (7th ed.)

Vögtle, F., & Toharia, M. (1985). Edison (1a. ed.). Salvat.

Cita Chicago (17th ed.)

Vögtle, Fritz, i Manuel Toharia. Edison. 1a. ed. Barcelona: Salvat, 1985.

Cita MLA (9th ed.)

Vögtle, Fritz, i Manuel Toharia. Edison. 1a. ed. Salvat, 1985.