SOMAYAJI, S. (1995). Civil Engineering Materials. Prentice-Hall.
Dyfyniad Arddull ChicagoSOMAYAJI, Shan. Civil Engineering Materials. Prentice-Hall, 1995.
Dyfyniad MLASOMAYAJI, Shan. Civil Engineering Materials. Prentice-Hall, 1995.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.