APA (7th ed.) Citation

Ribas, F., & Penagos, R. d. (1923). Plaga de dragones. Editorial "Saturnino Calleja".

Chicago Style (17th ed.) Citation

Ribas, Federico, and Rafael de Penagos. Plaga De Dragones. Madrid: Editorial "Saturnino Calleja", 1923.

MLA (9th ed.) Citation

Ribas, Federico, and Rafael de Penagos. Plaga De Dragones. Editorial "Saturnino Calleja", 1923.

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