RYAN, K. (1984). Kaleidoskop Reading In Education Kevin Ryan And James M. Cooper. Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)RYAN, Kevin. Kaleidoskop Reading In Education Kevin Ryan And James M. Cooper. Houghton Mifflin, 1984.
Lua MLA (8ú heag.)RYAN, Kevin. Kaleidoskop Reading In Education Kevin Ryan And James M. Cooper. Houghton Mifflin, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.