Lowth, R., & Lowth, R. (1969). [Lectures ..., 2]. Olms.
Lua i Stíl Chicago (17ú heag.)Lowth, Robert, agus Robert Lowth. [Lectures ..., 2]. Hildesheim: Olms, 1969.
Lua MLA (8ú heag.)Lowth, Robert, agus Robert Lowth. [Lectures ..., 2]. Olms, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.