Eugenio, D. L. (1950). The sonnet in Philippine poetry: A survey. s.n.
Lua i Stíl Chicago (17ú heag.)Eugenio, Damiana L. The Sonnet in Philippine Poetry: A Survey. [Quezon City: s.n, 1950.
Lua MLA (9ú heag.)Eugenio, Damiana L. The Sonnet in Philippine Poetry: A Survey. s.n, 1950.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.