APA (7th ed.) Citation

Aquino, C. R. (2013). Soneto a um cometa. University of Santo Tomas Publishing House.

Chicago Style (17th ed.) Citation

Aquino, César Ruiz. Soneto a Um Cometa. Manila: University of Santo Tomas Publishing House, 2013.

MLA (8th ed.) Citation

Aquino, César Ruiz. Soneto a Um Cometa. University of Santo Tomas Publishing House, 2013.

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