Rohrer, N. B., & Sutherland , P. S. (1978). Why am I shy (ed.). Augsburg.
Lua i Stíl Chicago (17ú heag.)Rohrer, Norman B., agus Philip S. Sutherland. Why Am I Shy. ed. Minneapolis: Augsburg, 1978.
Lua MLA (9ú heag.)Rohrer, Norman B., agus Philip S. Sutherland. Why Am I Shy. ed. Augsburg, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.