APA (7th ed.) Citation

Pulido, Á., & Teodoro, E. (1892). Grandes problemas. [s.n.].

Chicago Style (17th ed.) Citation

Pulido, Ángel, and Enrique Teodoro. Grandes Problemas. Madrid: [s.n.], 1892.

MLA (9th ed.) Citation

Pulido, Ángel, and Enrique Teodoro. Grandes Problemas. [s.n.], 1892.

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