APA (7th ed.) Zitazioa
Keir, M. (1923). Manufacturing Industries in America: Fundamental economic factors.
Chicago Style (17th ed.) Zitazioa
Keir, Malcolm. Manufacturing Industries in America: Fundamental Economic Factors. New York, 1923.
MLA (9th ed.) Zitazioa
Keir, Malcolm. Manufacturing Industries in America: Fundamental Economic Factors. 1923.
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