APA (7th ed.) Citation

Sirony, M. (2000). Celeste umbral: : (poemas). [s.n.].

Chicago Style (17th ed.) Citation

Sirony, Mario. Celeste Umbral: : (poemas). [Santafé de Bogotá]: [s.n.], 2000.

MLA (9th ed.) Citation

Sirony, Mario. Celeste Umbral: : (poemas). [s.n.], 2000.

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