Lua APA (7ú heag.)
Crockett, N. L. (1970). The woolen industry of the Midwest. The University Press of Kentucky.
Lua i Stíl Chicago (17ú heag.)
Crockett, Norman L. The Woolen Industry of the Midwest. Lexington, Kentucky: The University Press of Kentucky, 1970.
Lua MLA (9ú heag.)
Crockett, Norman L. The Woolen Industry of the Midwest. The University Press of Kentucky, 1970.
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