Lua APA (7ú heag.)
Merritt, R. H. (1969). Engineering in American society, 1850-1875. The University Press of Kentucky.
Lua i Stíl Chicago (17ú heag.)
Merritt, Raymond H. Engineering in American Society, 1850-1875. Lexington, Kentucky: The University Press of Kentucky, 1969.
Lua MLA (9ú heag.)
Merritt, Raymond H. Engineering in American Society, 1850-1875. The University Press of Kentucky, 1969.
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