APA (7th ed.) Zitazioa
Bowles, J. E. (1997). Foundation analysis and design (5th ed.). McGraw-Hill.
Chicago Style (17th ed.) Zitazioa
Bowles, Joseph E. Foundation Analysis and Design. 5th ed. New Delhi: McGraw-Hill, 1997.
MLA (9th ed.) Zitazioa
Bowles, Joseph E. Foundation Analysis and Design. 5th ed. McGraw-Hill, 1997.
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