APA (7th ed.) Zitazioa
Khan, I. M. (2005). Geotechnical engineering (2nd ed.). Prentice Hall.
Chicago Style (17th ed.) Zitazioa
Khan, Iqbal M. Geotechnical Engineering. 2nd ed. New Delhi: Prentice Hall, 2005.
MLA (9th ed.) Zitazioa
Khan, Iqbal M. Geotechnical Engineering. 2nd ed. Prentice Hall, 2005.
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