Cita APA (7th ed.)
Punmia, B. (1973). Soil mechanics and foundations. Standard Book House.
Cita Chicago (17th ed.)
Punmia, B.G. Soil Mechanics and Foundations. New Delhi: Standard Book House, 1973.
Cita MLA (9th ed.)
Punmia, B.G. Soil Mechanics and Foundations. Standard Book House, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.