Adrienne. (1995). Spanish in 32 lessons. W. W. Norton & Company.
Lua i Stíl Chicago (17ú heag.)Adrienne. Spanish in 32 Lessons. W. W. Norton & Company, 1995.
Lua MLA (9ú heag.)Adrienne. Spanish in 32 Lessons. W. W. Norton & Company, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.