Hermans, M. C. (1924). Tests for Studies in grammar. Henry Holt and Co..
Lua i Stíl Chicago (17ú heag.)Hermans, Mabel Clare. Tests for Studies in Grammar. Boston ; New York [etc.]: Henry Holt and Co., 1924.
Lua MLA (8ú heag.)Hermans, Mabel Clare. Tests for Studies in Grammar. Henry Holt and Co., 1924.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.