APA-ийн эшлэл(7 дахь хэвлэлт)

Nettels, E. (1988). Language, race, and social class in Howells's America. The University Press of Kentucky.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Nettels, Elsa. Language, Race, and Social Class in Howells's America. Lexington, Kentucky: The University Press of Kentucky, 1988.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Nettels, Elsa. Language, Race, and Social Class in Howells's America. The University Press of Kentucky, 1988.