APA (7th ed.) Citation

Grisham; John. (1999). El socio (1a. ed.). Reader's Digest.

Chicago Style (17th ed.) Citation

Grisham; John. El Socio. 1a. ed. Buenos Aires: Reader's Digest, 1999.

MLA (9th ed.) Citation

Grisham; John. El Socio. 1a. ed. Reader's Digest, 1999.