California Test Bureau & Fry, E. (1963). Lessons for self-instruction in basic skills: Manual for teachers. California Test Bureau.
Lua i Stíl Chicago (17ú heag.)California Test Bureau agus Edward Fry. Lessons for Self-instruction in Basic Skills: Manual for Teachers. Monterey, Calif.: California Test Bureau, 1963.
Lua MLA (8ú heag.)California Test Bureau agus Edward Fry. Lessons for Self-instruction in Basic Skills: Manual for Teachers. California Test Bureau, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.