Ziemian, R. D. e. (2010). Guide to stability design criteria for metal structures (6th ed.). John Wiley and Sons.
Dyfyniad Arddull ChicagoZiemian, Ronald D; ed. Guide to Stability Design Criteria for Metal Structures. 6th ed. New Jersey: John Wiley and Sons, 2010.
Dyfyniad MLAZiemian, Ronald D; ed. Guide to Stability Design Criteria for Metal Structures. 6th ed. John Wiley and Sons, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.