Nelson English, L. a. A. (1982). Guide for the selection and evaluation of countermeasures at hazardous locations. Nelson English, Loxton and Andrews.
Dyfyniad Arddull ChicagoNelson English, Loxton and Andrews. Guide for the Selection and Evaluation of Countermeasures at Hazardous Locations. Melbourne: Nelson English, Loxton and Andrews, 1982.
Dyfyniad MLANelson English, Loxton and Andrews. Guide for the Selection and Evaluation of Countermeasures at Hazardous Locations. Nelson English, Loxton and Andrews, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.