Marsden, D., & Duff, E. (1975). Workless: Some unemployed men and their families. Penguin.
Lua i Stíl Chicago (17ú heag.)Marsden, Dennis, agus Euan Duff. Workless: Some Unemployed Men and Their Families. Harmondsworth: Penguin, 1975.
Lua MLA (9ú heag.)Marsden, Dennis, agus Euan Duff. Workless: Some Unemployed Men and Their Families. Penguin, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.