Leggett, G. H., Kramer, M. G., & Mead, C. D. (1991). Prentice Hall handbook for writers (11th ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Leggett, Glenn H., Melinda G. Kramer, agus C. David Mead. Prentice Hall Handbook for Writers. 11th ed. Englewood Cliffs, N.J.: Prentice Hall, 1991.
Lua MLA (9ú heag.)Leggett, Glenn H., et al. Prentice Hall Handbook for Writers. 11th ed. Prentice Hall, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.