Leonard, L. W. (1848). Analysis of the elementary sounds of the English language: Designed to accompany a chart of the same, with Worcester's notation. G. Tilden.
Lua i Stíl Chicago (17ú heag.)Leonard, L. W. Analysis of the Elementary Sounds of the English Language: Designed to Accompany a Chart of the Same, with Worcester's Notation. Keene [N.H.]: G. Tilden, 1848.
Lua MLA (8ú heag.)Leonard, L. W. Analysis of the Elementary Sounds of the English Language: Designed to Accompany a Chart of the Same, with Worcester's Notation. G. Tilden, 1848.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.