National Research council. (1995). Standards, conformity assesment, and trade: Into 21 st. Century (1a. ed.). National Academy Press.
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Chicago Style (17th ed.) Zitazioa
National Research council. Standards, Conformity Assesment, and Trade: Into 21 St. Century. 1a. ed. Washington D.C.: National Academy Press, 1995.
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MLA (9th ed.) Zitazioa
National Research council. Standards, Conformity Assesment, and Trade: Into 21 St. Century. 1a. ed. National Academy Press, 1995.
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Kontuz: berrikusi erreferentzia hauek erabili aurretik.