Dyfyniad APA
Singh, A., & Chowdhury, R. (1981). Soil engineering in theory and practice (2nd ed.). CBS Publication.
Dyfyniad Arddull Chicago
Singh, Alam, and R.G Chowdhury. Soil Engineering in Theory and Practice. 2nd ed. New New Delhi: CBS Publication, 1981.
Dyfyniad MLA
Singh, Alam, and R.G Chowdhury. Soil Engineering in Theory and Practice. 2nd ed. CBS Publication, 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.