Andrew Burton, J. R. (1978). Thinking in perspective : critical: Essays in the study of thought. Methuen.
Citazione stile Chigago Style (17a edizione)Andrew Burton, John Radford. Thinking in Perspective : Critical: Essays in the Study of Thought. London: Methuen, 1978.
Citatione MLA (9a ed.)Andrew Burton, John Radford. Thinking in Perspective : Critical: Essays in the Study of Thought. Methuen, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.