Petty, K., & Saunders, i. M. (1987). O sol. Edinter.
Lua i Stíl Chicago (17ú heag.)Petty, Kate, agus il. Mike Saunders. O Sol. Edinter, 1987.
Lua MLA (8ú heag.)Petty, Kate, agus il. Mike Saunders. O Sol. Edinter, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.