Bamman, H. A., Hiyama, M., & Prescott, D. L. (1975). Free to read: A guide to effective reading. Cummings Publishing.
Lua i Stíl Chicago (17ú heag.)Bamman, Henry A., Midori Hiyama, agus Delbert L. Prescott. Free to Read: A Guide to Effective Reading. Menlo Park, CA: Cummings Publishing, 1975.
Lua MLA (9ú heag.)Bamman, Henry A., et al. Free to Read: A Guide to Effective Reading. Cummings Publishing, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.