Cita APA (7th ed.)
Singh Alam. Soil engineering in theory and practise: Volume 1 fundamentals and general principles (4th ed.). CBS Pblisher.
Cita Chicago (17th ed.)
Singh Alam. Soil Engineering in Theory and Practise: Volume 1 Fundamentals and General Principles. 4th ed. New Delhi: CBS Pblisher.
Cita MLA (9th ed.)
Singh Alam. Soil Engineering in Theory and Practise: Volume 1 Fundamentals and General Principles. 4th ed. CBS Pblisher.
Atenció: Aquestes cites poden no estar 100% correctes.