Ferguson, R., Hilton, J., Paterson, N., & Scott, J. M. (1965). The masterpieces. Hodder and Stoughton.
Lua i Stíl Chicago (17ú heag.)Ferguson, Ruby, James Hilton, Neil Paterson, agus J. M. Scott. The Masterpieces. London: Hodder and Stoughton, 1965.
Lua MLA (8ú heag.)Ferguson, Ruby, et al. The Masterpieces. Hodder and Stoughton, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.