Gaya APA

Levenberg, E. et al (2012). How Low Is Too Low? Assessing the Risk of Low Air Voids Using Accelerated Pavement Testing . London: .

Gaya MLA

Levenberg, E.. et al. "How Low Is Too Low? Assessing the Risk of Low Air Voids Using Accelerated Pavement Testing". London: , 2012. Text.