Swatridge Colin. Oxford Guide to Effective Argument and Critical Thinking (om.). Oxford University Press.
Citazione stile Chigago Style (17a edizione)Swatridge Colin. Oxford Guide to Effective Argument and Critical Thinking. om. United Kingd United Kingd: Oxford University Press.
Citatione MLA (9a ed.)Swatridge Colin. Oxford Guide to Effective Argument and Critical Thinking. om. Oxford University Press.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.