Cita APA (7a ed.)

Grass, G., & Gerhard, C. (1973). Anestesia local (1a. ed.). Barral.

Cita Chicago Style (17a ed.)

Grass, Günter, y Carlos Gerhard. Anestesia Local. 1a. ed. Barcelona: Barral, 1973.

Cita MLA (9a ed.)

Grass, Günter, y Carlos Gerhard. Anestesia Local. 1a. ed. Barral, 1973.