APA (7th ed.) Zitazioa
Punmia, B. (1973). Soil mechanics and foundations. Standard Book House.
Chicago Style (17th ed.) Zitazioa
Punmia, B.G. Soil Mechanics and Foundations. New Delhi: Standard Book House, 1973.
MLA (9th ed.) Zitazioa
Punmia, B.G. Soil Mechanics and Foundations. Standard Book House, 1973.
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