Hazard, B. E. (1969). The organization of the boot and shoe industry in Massachusetts before 1875. A. M. Kelley.
Lua i Stíl Chicago (17ú heag.)Hazard, Blanche Evans. The Organization of the Boot and Shoe Industry in Massachusetts Before 1875. New York: A. M. Kelley, 1969.
Lua MLA (8ú heag.)Hazard, Blanche Evans. The Organization of the Boot and Shoe Industry in Massachusetts Before 1875. A. M. Kelley, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.