APA (7th ed.) Citation

Lewis, S., & Atwell de Veyga, R. (1920). Aire libre. Lara.

Chicago Style (17th ed.) Citation

Lewis, Sinclair, and Ricardo Atwell de Veyga. Aire Libre. Barcelona: Lara, 1920.

MLA (9th ed.) Citation

Lewis, Sinclair, and Ricardo Atwell de Veyga. Aire Libre. Lara, 1920.

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