Fern-Banks, K. (2007). Crisis communications: A casebook approach (3rd ed.). Lawrence Erlbaum Associates.
Dyfyniad Arddull ChicagoFern-Banks, Kathleen. Crisis Communications: A Casebook Approach. 3rd ed. New Jersey, London: Lawrence Erlbaum Associates, 2007.
Dyfyniad MLAFern-Banks, Kathleen. Crisis Communications: A Casebook Approach. 3rd ed. Lawrence Erlbaum Associates, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.