APA (7th ed.) Citation

Espanca, F., & Martins, i. M. d. G. O. (1990). Sonetos. Ulisseia.

Chicago Style (17th ed.) Citation

Espanca, Florbela, and int. M. da Graça Orge Martins. Sonetos. Ulisseia, 1990.

MLA (8th ed.) Citation

Espanca, Florbela, and int. M. da Graça Orge Martins. Sonetos. Ulisseia, 1990.

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