Merritt, F. S. e. (1968). Standard handbook for civil engineers. McGraw-Hill.
Dyfyniad Arddull ChicagoMerritt, Frederick S. ed. Standard Handbook for Civil Engineers. New York: McGraw-Hill, 1968.
Dyfyniad MLAMerritt, Frederick S. ed. Standard Handbook for Civil Engineers. McGraw-Hill, 1968.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.