Jernegan, M. W. (1931). Laboring and dependent classes in colonial America, 1607-1783: Studies of the economic, educational, and social significance of slaves, servants, apprentices and poor folk. University of Chicago Press.
Lua i Stíl Chicago (17ú heag.)Jernegan, Marcus Wilson. Laboring and Dependent Classes in Colonial America, 1607-1783: Studies of the Economic, Educational, and Social Significance of Slaves, Servants, Apprentices and Poor Folk. Chicago, Ill.: University of Chicago Press, 1931.
Lua MLA (8ú heag.)Jernegan, Marcus Wilson. Laboring and Dependent Classes in Colonial America, 1607-1783: Studies of the Economic, Educational, and Social Significance of Slaves, Servants, Apprentices and Poor Folk. University of Chicago Press, 1931.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.