Dagot, T. S. (1974). Self-instructional materials in English grammar. Alemar-Phoenix Pub. House.
Lua i Stíl Chicago (17ú heag.)Dagot, Tomasita S. Self-instructional Materials in English Grammar. Quezon City: Alemar-Phoenix Pub. House, 1974.
Lua MLA (9ú heag.)Dagot, Tomasita S. Self-instructional Materials in English Grammar. Alemar-Phoenix Pub. House, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.