Hart-Davis, A. (2009). DK science: The definitive visual guide (1st American Edition.). DK Pub.
Citazione stile Chigago Style (17a edizione)Hart-Davis, Adam. DK Science: The Definitive Visual Guide. 1st American Edition. New York: DK Pub, 2009.
Citatione MLA (9a ed.)Hart-Davis, Adam. DK Science: The Definitive Visual Guide. 1st American Edition. DK Pub, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.