APA aipamena

Pritchard, J. A. (1989). Obstetricia (3 ed.). Salvat.

Chicago Style aipamena

Pritchard, Jack A. Obstetricia. 3 ed. Barcelona: Salvat, 1989.

MLA aipamena

Pritchard, Jack A. Obstetricia. 3 ed. Salvat, 1989.