Capp, G. R. (1971). Basic oral communication. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Capp, Glenn Richard. Basic Oral Communication. Englewood Cliffs, NJ: Prentice-Hall, 1971.
Lua MLA (9ú heag.)Capp, Glenn Richard. Basic Oral Communication. Prentice-Hall, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.