Activity Based Physics Group & Cummings, K. (2004). Understanding physics. John Wiley & Sons.
Citazione stile Chigago Style (17a edizione)Activity Based Physics Group e Karen Cummings. Understanding Physics. Hoboken, N. J: John Wiley & Sons, 2004.
Citatione MLA (9a ed.)Activity Based Physics Group e Karen Cummings. Understanding Physics. John Wiley & Sons, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.