Woods Michael & Woods, M. B. (2000). Ancient machines: From wedges to waterwheels. Runestone press.
Citazione stile Chigago Style (17a edizione)Woods Michael e Mary B. Woods. Ancient Machines: From Wedges to Waterwheels. Minneapolis: Runestone press, 2000.
Citatione MLA (9a ed.)Woods Michael e Mary B. Woods. Ancient Machines: From Wedges to Waterwheels. Runestone press, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.