APA (7th ed.) Citation

Gema, P., & Mena Sanz, M. (1950). Tierra adentro. Afrodisio Aguado.

Chicago Style (17th ed.) Citation

Gema, P., and Manuel Mena Sanz. Tierra Adentro. Madrid: Afrodisio Aguado, 1950.

MLA (9th ed.) Citation

Gema, P., and Manuel Mena Sanz. Tierra Adentro. Afrodisio Aguado, 1950.

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