Lua APA (7ú heag.)

Collins. (2011). CollinsEasy Learning Spanish Grammar. HarperCollins Publishers.

Lua i Stíl Chicago (17ú heag.)

Collins. CollinsEasy Learning Spanish Grammar. Great Britain: HarperCollins Publishers, 2011.

Lua MLA (9ú heag.)

Collins. CollinsEasy Learning Spanish Grammar. HarperCollins Publishers, 2011.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.