Brumbaugh, M. G. (1899). The standard third reader. Christopher Sower Company.
Lua i Stíl Chicago (17ú heag.)Brumbaugh, Martin Grove. The Standard Third Reader. Philadelphia, [Pa.]: Christopher Sower Company, 1899.
Lua MLA (8ú heag.)Brumbaugh, Martin Grove. The Standard Third Reader. Christopher Sower Company, 1899.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.