Citazione Stile APA (7a Edizione)

Varona, B. P. (2010). Learning from disasters creates a culture if safety. U.P. News.

Citazione stile Chigago Style (17a edizione)

Varona, Bernice P. "Learning from Disasters Creates a Culture If Safety." U.P. News 2010.

Citatione MLA (9a ed.)

Varona, Bernice P. "Learning from Disasters Creates a Culture If Safety." U.P. News, 2010.