APA (7th ed.) Citation

Perez Sanchez, A., & Donoso Siña, E. (1999). Obstetricia (3 ed.). Mediterráneo.

Chicago Style (17th ed.) Citation

Perez Sanchez, Alfredo, and Enrique Donoso Siña. Obstetricia. 3 ed. Santiago: Mediterráneo, 1999.

MLA (9th ed.) Citation

Perez Sanchez, Alfredo, and Enrique Donoso Siña. Obstetricia. 3 ed. Mediterráneo, 1999.

Warning: These citations may not always be 100% accurate.