ebrary, Inc. (1985). Engineering graduate education and research. National Academy Press.
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Chicago Style (17th ed.) Zitazioa
ebrary, Inc. Engineering Graduate Education and Research. Washington, D.C.: National Academy Press, 1985.
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MLA (9th ed.) Zitazioa
ebrary, Inc. Engineering Graduate Education and Research. National Academy Press, 1985.
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Kontuz: berrikusi erreferentzia hauek erabili aurretik.