Citazione Stile APA (7a Edizione)
Pilkey, O. H., & Pilkey-Jarvis, L. (2007). Useless arithmetic: Why environmental scientists can't predict the future. Columbia University Press.
Citazione stile Chigago Style (17a edizione)
Pilkey, Orrin H., e Linda Pilkey-Jarvis. Useless Arithmetic: Why Environmental Scientists Can't Predict the Future. New York: Columbia University Press, 2007.
Citatione MLA (9a ed.)
Pilkey, Orrin H., e Linda Pilkey-Jarvis. Useless Arithmetic: Why Environmental Scientists Can't Predict the Future. Columbia University Press, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.