LEWIS HEDWIG. (1998). BODY LANGUAGE. RESPONSE BOOKS.
Lua i Stíl Chicago (17ú heag.)LEWIS HEDWIG. BODY LANGUAGE. NEW DELHI: RESPONSE BOOKS, 1998.
Lua MLA (9ú heag.)LEWIS HEDWIG. BODY LANGUAGE. RESPONSE BOOKS, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.