APA-ийн эшлэл(7 дахь хэвлэлт)

Jackson, L. P. (1971). Free Nego labor and poverty holding in virginia. Russell and Russell.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Jackson, Luther Porter. Free Nego Labor and Poverty Holding in Virginia. New York: Russell and Russell, 1971.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Jackson, Luther Porter. Free Nego Labor and Poverty Holding in Virginia. Russell and Russell, 1971.