APA (7th ed.) Citation

Demetrio & Longinus, a. 1. c. (1979). Sobre el estilo. Gredos.

Chicago Style (17th ed.) Citation

Demetrio and active 1st century Longinus. Sobre El Estilo. Madrid: Gredos, 1979.

MLA (8th ed.) Citation

Demetrio and active 1st century Longinus. Sobre El Estilo. Gredos, 1979.

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