Wolf Tony. (2009). The book of History, many questions and many answers. Euro Books.
Citazione stile Chigago Style (17a edizione)Wolf Tony. The Book of History, Many Questions and Many Answers. Mumbai: Euro Books, 2009.
Citatione MLA (9a ed.)Wolf Tony. The Book of History, Many Questions and Many Answers. Euro Books, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.